Диссертация (1149672), страница 22
Текст из файла (страница 22)
Ê çàäà÷å òðåõ òåë (ñì. ï.5.2.2): ïîëèíîìèàëüíàÿôîðìà ñèñòåìû óðàâíåíèé Ýéëåðà äëÿ îñêóëèðóþùèõ ýëåìåíòîâÈñõîäíûå ïåðåìåííûå:x1 = t, x2 = a1 , x3 = e1 , x4 = M01 , x5 = i1 , x6 = Ω1 , x7 = ω1 , x8 = a2 , x9 =e2 , x10 = M02 , x11 = i2 , x12 = Ω2 , x13 = ω2Íîâûå (äîïîëíèòåëüíûå) ïåðåìåííûå:x14 = inv(x2 ) = 1/a1(−3/2)x15 = n(x2 ) = n1 = ka1x16 = inv(x15 ) = 1/n1x17 = ksix(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = ξ11x18 = b1(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = B11x19 = a1(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = A11x20 = a2(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = A12x21 = a3(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = A13x22 = a4(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = A14x23 = a5(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = A15x24 = b2(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = B21x25 = b3(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = B31x26 = b4(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = B41x27 = b5(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = B51x28 = ce(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = cos E1x29 = e(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = E1x30 = se(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = sin E1x31 = w(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = (1 − e1 cos E1 )−1−1/2x32 = aa(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = a1x33 = se1(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = (1 − e21 )1/2x34 = se2(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = (1 − e21 )−1/2x35 = ksix(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = ξ12144x36 = b1(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = B12x37 = a1(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = A21x38 = a2(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = A22x39 = a3(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = A23x40 = a4(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = A24x41 = a5(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = A25x42 = b2(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = B22x43 = b3(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = B32x44 = b4(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = B42x45 = b5(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = B52x46 = ce(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = cos E2x47 = e(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = E2x48 = se(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = sin E2x49 = w(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = (1 − e2 cos E2 )−1−1/2x50 = aa(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = a2x51 = se1(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = (1 − e22 )1/2x52 = se2(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = (1 − e22 )−1/2x53 = ksiy(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = ξ21x54 = ksiy(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = ξ22x55 = ksiz(p(µ1 , t0 ), x1 , x2 , x3 , x4 , x5 , x6 , x7 ) = ξ31x56 = ksiz(p(µ2 , t0 ), x1 , x8 , x9 , x10 , x11 , x12 , x13 ) = ξ32x57 = r((x17 − x35 )2 + (x53 − x54 )2 + (x55 − x56 )2 ) = r12x58 = r(x235 + x254 + x256 ) = r1 = (ξ11 + ξ21 + ξ31 )1/2x59 = inv(x3 ) = 1/e1x60 = cosec(x5 ) = cosec i1x61 = ctg(x5 ) = ctg i1x62 = inv(x8 ) = 1/a2(−3/2)x63 = n(x8 ) = n2 = ka2x64 = inv(x63 ) = 1/n2145x65 = r(x217 + x253 + x255 ) = r2 = (ξ12 + ξ22 + ξ32 )1/2x66 = inv(x9 ) = 1/e2x67 = cosec(x11 ) = cosec i2x68 = ctg(x11 ) = ctg i2Óðàâíåíèÿ:ẋ1 = 2k 2 M2 x14 × x16 × x2 × x31 ((−(x18 × x30 ) + x19 x28 × x33 )((−x17 + x35 )x357 −x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 ))ẋ2 = k 2 M2 x214 x16 × x2 × x33 (−((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 −x35 ×x358 ))−(x20 (x28 −x3 )−x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )−(x21 (x28 −x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ) + x31 × x33((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 ×x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 +x56 )x357 − x56 × x358 )))x59ẋ3 = k 2 M2 x14 × x16 (−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 − x1 )x2 × x31 ×x532 (x18 × x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) + (x24 (x28 − x3 ) + x20 × x30 × x33 − (3µ1 (t0 − x1 )x2 ×x31 × x532 (x24 × x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25 × x30 ×x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532x33 )((−x55 + x56 )x357 − x56 × x358 )) + x14 × x2 × x233 ((−(x18 (1 + x230 x31 )) + x19 ×x30 (x28 × x31 × x33 − x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) +x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 +x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 )ẋ4 = k 2 M2 x214 x16 × x34 (−((x2 (x24 (−x28 + x3 ) − x20 × x30 × x33 )((−x17 + x35 )x357 −x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) +x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) −146x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 − x56 × x358 ))x61 )ẋ5 = k 2 M2 x214 x16 × x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 + x35 )x357 −x35 × x358 ) + x27 (x25 (−x28 + x3 ) − x21 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) +(x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60ẋ6 = k 2 M2 x214 x16 (x2 × x33 ((−(x18 (1 + x230 x31 )) + x19 × x30 (x28 × x31 × x33 − x3 ×x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 −x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 ×x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (−x28 +x3 )+x21 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 )ẋ7 = 2k 2 M1 x49 × x62 × x64 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 ×x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) +x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))x8ẋ8 = k 2 M1 x51 × x262 x64 × x66 × x8 (x49 × x51 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 −x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) +(−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) − ((x17 − x35 )x357 − x17 ×x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) − ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 ×x51 )+x38 (x46 −x9 ))−((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))ẋ9 = k 2 M1 x62 × x64 (−2(((x17 − x35 )x357 − x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 −x1 )x49 × x550 (x36 × x48 − x37 × x46 × x51 )x8 )/2 + x36 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(x38 × x48 × x51 − (3µ2 (t0 −x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 )x8 )/2 + x42 (x46 − x9 )) + ((x55 − x56 )x357 − x55 × x365 )(x39 × x48 × x51 − x39 × x46 ×x49 × x550 x51 + (3µ2 (−t0 + x1 )x43 × x48 × x49x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 +x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 (1+x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 ))))147ẋ10 = k 2 M1 x52 × x262 x64 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) +x37 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) +((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 × x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 ×x48 × x51 ) + x42 (−x46 + x9 ))))ẋ11 = k 2 M1 x52 × x262 x64 × x67 × x8 (((x55 − x56 )x357 − x55 × x365 )(x44 × x48 × x51 +x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 − x9 )) +x45 ((x53 − x54 )x357 − x53 × x365 )(−(x39 × x48 × x51 ) + x43 (−x46 + x9 )))ẋ12 = k 2 x262 x64 (−(M2 x52 ×x68 (((x55 −x56 )x357 −x55 ×x365 )x8 (x44 ×x48 ×x51 +x40 (x46 −x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 −x54 )x357 − x53 × x365 )x7 (x39 × x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (((x17 −x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 × x49 × x51 − x52 × x9 )) +((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 (1+x248 x49 ))+x39 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))))ẋ13 = −2k 2 M2 x314 x16 × x2 × x31 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 −x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 ))ẋ14 = −3k 2 M2 x14 × x15 × x216 x2 × x31 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) +(−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 − x56 × x358 ))ẋ15 = 3k 2 M2 x14 × x15 × x416 x2 × x31 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 ))ẋ16 = x2 (µ1 x31 ×x332 (−(x18 ×x30 )+x19 ×x28 ×x33 )+2k 2 M2 x14 ×x16 ×x31 (x18 (x28 −x3 )+x19 ×x30 ×x33 +(3µ1 (−t0 +x1 )x31 ×x532 (x18 ×x30 −x19 ×x28 ×x33 ))/2)((−(x18 ×x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 ×x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −148x56 × x358 )) − k 2 M2 x214 x16x2 × x33 (x18 + x18 × x230 x31 + x19 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))(−((x19 (x28 −x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 )) − (x20 (x28 − x3 ) − x24 × x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )−(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 × x358 ) + x31 × x33 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +(−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 )))x59 + k 2 M2 x14 × x16 (−(x18x30 × x31 ) + x19 × x28 × x31 × x33 )(−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 −x1 )x2 × x31 × x532 (x18 × x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) + (x24 (x28 − x3 ) + x20 × x30 × x33 − (3µ1 (t0 − x1 )x2 ×x31 × x532 (x24 × x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25 × x30 ×x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532x33 )((−x55 + x56 )x357 − x56 × x358 )) + x14 × x2 × x233 ((−(x18 (1 + x230 x31 )) + x19 ×x30 (x28 × x31 × x33 − x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) +x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 +x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 ) −k 2 M2 x214 x16 × x2 (x24 (x28 − x3 ) + x20 × x30 × x33 )x34 (x23 (x25 (x28 − x3 ) + x21 × x30 ×x33 )((−x17 + x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) − x21 × x30 × x33 )((−x53 +x54 )x357 − x54 × x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 ×x358 ))x60 + k 2 M2 x214 x16 × x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )x34 (−((x2 (x24 (−x28 +x3 ) − x20 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 ×x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 −x54 × x358 ) + (x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ) +k 2 M2 x214 x16 (x19 (x28 − x3 ) − x18 × x30 × x33 )(x2 × x33 ((−(x18 (1 + x230 x31 )) + x19 ×x30 (x28 × x31 × x33 − x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) +x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 +149x230 x31 ))+x21 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x55 +x56 )x357 −x56 ×x358 ))x59 −x2 ×x34 (x23 (x25 (x28 −x3 )+x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (−x28 +x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x22 (x28 − x3 ) + x26 × x30 ×x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ17 = k 2 M2 x214 x16 (−(x2 × x24 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) − x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60 ) + x23 ×x25 × x34 (−((x2 (x24 (−x28 + x3 ) − x20 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ) + x19 (x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 −x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 +x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ18 = k 2 M2 x214 x16 (−(x2 × x20 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25(−x28 + x3 ) − x21 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x22 (x28 − x3 ) + x26 ×x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60 ) − x21 × x27 × x34 (−((x2 (x24 (−x28 +x3 ) − x20 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 ×x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ) − x18 (x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 −x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 +150x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ19 = k 2 M2 x214 x16 (x19 ×x2 ×x34 (x23 (x25 (x28 −x3 )+x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (−x28 +x3 )−x21 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x60 −x21 ×x27 ×x34 (−((x2 (x24 (−x28 +x3 )−x20 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x2 (x18 (x28 −x3 )+x19 ×x30 ×x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ) − x24 (x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 −x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 +x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ20 = k 2 M2 x214 x16 (x26 ×x34 (−((x2 (x24 (−x28 +x3 )−x20 ×x30 ×x33 )((−x17 +x35 )x357 −x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) +x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) −x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 )−x25 (x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 ×x33 −x3 ×x34 ))((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 (1+x230 x31 ))+x21 ×x30 (x28 ×x31 ×x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (−x28 +x3 )+x21 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 ))ẋ21 = k 2 M2 x214 x16 (−(x25 × x34 (−((x2 (x24 (−x28 + x3 ) − x20 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +151(x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x21 (x28 − x3 ) − x25 ×x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 )) + x26 (x2 × x33 ((−(x18 (1 + x230 x31 )) +x19 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 +x230 x31 )) + x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) +(−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 ×x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 + x35 )x357 − x35 ×x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x22 (x28 −x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ22 = k 2 M2 x214 x16 × x2 × x27 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) − x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60ẋ23 = k 2 M2 x214 x16 (x18 ×x2 ×x34 (x23 (x25 (x28 −x3 )+x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (−x28 +x3 )−x21 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x60 −x25 ×x27 ×x34 (−((x2 (x24 (−x28 +x3 )−x20 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x2 (x18 (x28 −x3 )+x19 ×x30 ×x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ) + x20 (x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 −x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 +x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ24 = k 2 M2 x214 x16 (x22 ×x34 (−((x2 (x24 (−x28 +x3 )−x20 ×x30 ×x33 )((−x17 +x35 )x357 −x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) +x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) −x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 )+x21 (x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −152x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 ×x33 −x3 ×x34 ))((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 (1+x230 x31 ))+x21 ×x30 (x28 ×x31 ×x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (−x28 +x3 )+x21 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 ))ẋ25 = k 2 M2 x214 x16 (−(x21 × x34 (−((x2 (x24 (−x28 + x3 ) − x20 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +(x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x21 (x28 − x3 ) − x25 ×x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 )) − x22 (x2 × x33 ((−(x18 (1 + x230 x31 )) +x19 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 +x230 x31 )) + x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) +(−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 ×x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 + x35 )x357 − x35 ×x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x22 (x28 −x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ26 = −(k 2 M2 x214 x16 × x2 × x23 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) − x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60 )ẋ27 = x30 × x31 (−(µ1 x332 ) + 3k 2 M2 µ1 (−t0 + x1 )x14 × x16 × x2 × x31 × x532 ((−(x18 ×x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 ×x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 ×x358 ))−k 2 M2 x214 x16 ×x2 ×x30 ×x33 (−((x19 (x28 −x3 )−x18 ×x30 ×x33 )((−x17 +x35 )x357 − x35 × x358 )) − (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) −(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 )+x31 ×x33 ((−(x18 ×x30 )+x19 ×x28 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+(−(x24 ×x30 )+x20 ×x28 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 ×x30 )+x21 ×x28 ×x33 )((−x55 +x56 )x357 −x56 ×x358 )))x59 −k 2 M2 x14 × x16 (−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x18 ×x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) + (x24 (x28 − x3 ) + x20 × x30 ×153x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x24 × x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 −x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25 × x30 × x31 × x532 )/2 + x21 × x30 ×x33 −x21 ×x28 ×x31 ×x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 )+(−(x24 (1+x230 x31 ))+x20 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 (1+x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 ))ẋ28 = µ1 x31 × x332 − 3k 2 M2 µ1 x14 × x16 × x2 × x231 x532 ((−(x18 × x30 ) + x19 × x28 ×x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 −x54 ×x358 )+(−(x25 ×x30 )+x21 ×x28 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))+k 2 M2 x214 x16 ×x2x31 × x32 × x33 (−((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 )) −(x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) − (x21 (x28 − x3 ) −x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ) + x31 × x33 ((−(x18 × x30 ) + x19 ×x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 +x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 − x56 ×x358 )))x59 + k 2 M2 x14 × x16 × x32 (−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 −x1 )x2 × x31 × x532 (x18 × x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) +(x24 (x28 − x3 ) + x20 × x30 × x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x24 × x30 − x20 × x28 ×x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25x30 × x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532 x33 )((−x55 + x56 )x357 − x56 ×x358 )) + x14 × x2 × x233 ((−(x18 (1 + x230 x31 )) + x19 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 −x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 ×x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 )ẋ29 = x28 × x31 (µ1 x332 + 3k 2 M2 µ1 (t0 − x1 )x14 × x16 × x2 × x31 × x532 ((−(x18 × x30 ) +x19 ×x28 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+(−(x24 ×x30 )+x20 ×x28 ×x33 )((−x53 +x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 − x56 × x358 )) +k 2 M2 x214 x16 ×x2 ×x30 ×x33 (−((x19 (x28 −x3 )−x18 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 ))−(x20 (x28 −x3 )−x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )−(x21 (x28 −x3 )−154x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ) + x31 × x33 ((−(x18 × x30 ) + x19 × x28 ×x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 −x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 − x56 × x358 )))x59 +k 2 M2 x14 × x16 (−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x18 ×x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) + (x24 (x28 − x3 ) + x20 × x30 ×x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x24 × x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 −x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25 × x30 × x31 × x532 )/2 + x21 × x30 ×x33 −x21 ×x28 ×x31 ×x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 )+(−(x24 (1+x230 x31 ))+x20 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 (1+x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 ))ẋ30 = x231 (−(µ1 x3 × x30 × x31 × x332 ) + 3k 2 M2 µ1 (−t0 + x1 )x14 × x16 × x2 × x3 × x30 ×x231 x332 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) +x20 ×x28 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 ×x30 )+x21 ×x28 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))+k 2 M2 x214 x16 ×x2 (x28 −x3 ×x230 x31 )x33 (−((x19 (x28 −x3 )−x18 ×x30 × x33 )((−x17 + x35 )x357 − x35 × x358 )) − (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 +x54 )x357 − x54 × x358 ) − (x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 ×x358 ) + x31 × x33 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +(−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 )))x59 − k 2 M2 x14 × x16 × x3 × x30x31 (−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x18 × x30 − x19 ×x28 ×x33 ))/2)((−x17 +x35 )x357 −x35 ×x358 )+(x24 (x28 −x3 )+x20 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 × x31 × x532 (x24 × x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) +(x25 (x28 −x3 )+(3µ1 (−t0 +x1 )x2 ×x25 ×x30 ×x31 ×x532 )/2+x21 ×x30 ×x33 −x21 ×x28 ×x31 ×x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 × x31 × x33 − x3 × x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) +x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 +x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 ))155ẋ31 = k 2 M2 x14 × x16 × x2 × x31 × x332 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 ))ẋ32 = −(k 2 M2 x214 x16 ×x2 ×x3 ×x33 ×x34 (−((x19 (x28 −x3 )−x18 ×x30 ×x33 )((−x17 +x35 )x357 − x35 × x358 )) − (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) −(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 )+x31 ×x33 ((−(x18 ×x30 )+x19 ×x28 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+(−(x24 ×x30 )+x20 ×x28 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 ×x30 )+x21 ×x28 ×x33 )((−x55 +x56 )x357 −x56 ×x358 )))x59 )ẋ33 = k 2 M2 x214 x16 × x2 × x3 × x33 × x334 (−((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 )) − (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) −(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 )+x31 ×x33 ((−(x18 ×x30 )+x19 ×x28 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+(−(x24 ×x30 )+x20 ×x28 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 ×x30 )+x21 ×x28 ×x33 )((−x55 +x56 )x357 −x56 ×x358 )))x59ẋ34 = x8 (µ2 x49 ×x350 (−(x36 ×x48 )+x37 ×x46 ×x51 )+2k 2 M1 x49 ×x62 ×x64 ((−(x36 ×x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 ×x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 −x55 × x365 ))(x37 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x36 × x48 − x37 × x46 × x51 ))/2 +x36 (x46 − x9 )) − k 2 M1 x51 × x262 x64 × x66 × x8(x49 × x51 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 ×x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43x48 )+x39 ×x46 ×x51 )((x55 −x56 )x357 −x55 ×x365 ))−((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))−((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 )) − ((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 )))(x36 + x36 ×x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )) − k 2 M1 x52 × x262 x64 × x67 × x8 (x38 ×x48 × x51 + x42 (x46 − x9 ))(((x55 − x56 )x357 − x55 × x365 )(x44 × x48 × x51 + x40 (x46 −x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48x51 + x43 (x46 − x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )(−(x39 × x48 × x51 ) + x43 (−x46 +x9 ))) + k 2 M1 x41 × x52 × x262 x64156(x39 × x48 × x51 + x43 (x46 − x9 ))(x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 × x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38x48 ×x51 )+x42 (−x46 +x9 ))))−k 2 x262 x64 (x36 ×x48 ×x51 +x37 (−x46 +x9 ))(−(M2 x52 ×x68 (((x55 −x56 )x357 −x55 ×x365 )x8 (x44 ×x48 ×x51 +x40 (x46 −x9 ))+x41 ((x17 −x35 )x357 −x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )x7 (x39 ×x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 −x53 × x365 )(−(x42 (1 + x248 x49 )) + x38 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))) +k 2 M1 (−(x36 × x48 × x49 ) + x37 × x46 × x49 × x51 )x62 × x64 (−2(((x17 − x35 )x357 −x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 − x1 )x49x550 (x36 × x48 − x37 × x46 × x51 )x8 )/2 + x36 (x46 − x9 )) + ((x53 − x54 )x357 − x53 ×x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49x550 (x42 × x48 − x38 × x46 × x51 )x8 )/2 + x42 (x46 − x9 )) + ((x55 − x56 )x357 − x55 ×x365 )(x39 × x48 × x51 − x39 × x46 × x49 × x550 x51 + (3µ2 (−t0 + x1 )x43 × x48 × x49 ×x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 +x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 (1+x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ35 = k 2 x262 x64 (−(M1 x42 × x52 × x67 × x8 (((x55 − x56 )x357 − x55 × x365 )(x44 × x48 ×x51 +x40 (x46 −x9 ))+x41 ((x17 −x35 )x357 −x17 ×x365 )(x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )(−(x39 ×x48 ×x51 )+x43 (−x46 +x9 ))))+M1 x41 ×x43 ×x52 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) + ((x53 −x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) + ((x55 − x56 )x357 − x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 × x48 × x51 ) + x42 (−x46 +x9 )))) + x37 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 −157x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 −x54 )x357 − x53 × x365 )x7 (x39 × x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 (1+x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ36 = k 2 x262 x64 (−(M1 x38 × x52 × x67 × x8 (((x55 − x56 )x357 − x55 × x365 )(x44 × x48 ×x51 +x40 (x46 −x9 ))+x41 ((x17 −x35 )x357 −x17 ×x365 )(x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )(−(x39 ×x48 ×x51 )+x43 (−x46 +x9 ))))−M1 x39 ×x45 ×x52 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) + ((x53 −x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) + ((x55 − x56 )x357 − x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 × x48 × x51 ) + x42 (−x46 +x9 )))) − x36 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 −x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 −x54 )x357 − x53 × x365 )x7 (x39 × x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 (1+x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ37 = k 2 x262 x64 (M1 x37 × x52 × x67 × x8 (((x55 − x56 )x357 − x55 × x365 )(x44 × x48 × x51 +x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 − x9 )) +x45 ((x53 − x54 )x357 − x53 × x365 )(−(x39 × x48 × x51 ) + x43 (−x46 + x9 ))) − M1 x39 × x45 ×x52 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) + ((x53 −x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) + ((x55 − x56 )x357 − x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 × x48 × x51 ) + x42 (−x46 +x9 )))) − x42 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 −x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 −x54 )x357 − x53 × x365 )x7 (x39 × x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 (1+x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −158x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ38 = k 2 x262 x64 (M1 x44 ×x52 (x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 ))) − x67 (((x53 − x54 )x357 − x53 ×x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 × x48x51 ) + x42 (−x46 + x9 )))) − x43 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 ×x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 ))))+M1 x51 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 ×x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 (1 + x248 x49 )) + x38 ×x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) +x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ39 = k 2 x262 x64 (−(M1 x43 × x52 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 +x36 (x46 −x9 ))+((x17 −x35 )x357 −x17 ×x365 )x8 (−(x38 ×x48x51 ) + x42 (−x46 + x9 ))))) + x44 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 ×x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 ))))+M1 x51 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 ×x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 (1 + x248 x49 )) + x38 ×x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) +x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ40 = k 2 M1 x45 × x52 × x262 x64 × x67 × x8 (((x55 − x56 )x357 − x55 × x365 )(x44 × x48 ×x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 −x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )(−(x39 × x48 × x51 ) + x43 (−x46 + x9 )))ẋ41 = k 2 x262 x64 (M1 x36 × x52 × x67 × x8 (((x55 − x56 )x357 − x55 × x365 )(x44 × x48 × x51 +x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 − x9 )) +159x45 ((x53 − x54 )x357 − x53 × x365 )(−(x39 × x48 × x51 ) + x43 (−x46 + x9 ))) − M1 x43 × x45 ×x52 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) + ((x53 −x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) + ((x55 − x56 )x357 − x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 × x48 × x51 ) + x42 (−x46 +x9 )))) + x38 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 −x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 −x54 )x357 − x53 × x365 )x7 (x39 × x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 (1+x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ42 = k 2 x262 x64 (M1 x40 ×x52 (x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 ))) − x67 (((x53 − x54 )x357 − x53 ×x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 × x48x51 ) + x42 (−x46 + x9 )))) + x39 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 ×x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 ))))+M1 x51 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 ×x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 (1 + x248 x49 )) + x38 ×x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) +x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ43 = k 2 x262 x64 (−(M1 x39 × x52 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 +x36 (x46 −x9 ))+((x17 −x35 )x357 −x17 ×x365 )x8 (−(x38 ×x48x51 ) + x42 (−x46 + x9 ))))) − x40 (−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 ×x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 × x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 ))))+160M1 x51 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 ×x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 (1 + x248 x49 )) + x38 ×x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) +x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ44 = −(k 2 M1 x41 × x52 × x262 x64 × x67 × x8 (((x55 − x56 )x357 − x55 × x365 )(x44 × x48 ×x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 −x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )(−(x39 × x48 × x51 ) + x43 (−x46 + x9 ))))ẋ45 = x48 × x49 (−(µ2 x350 ) + 3k 2 M1 µ2 (−t0 + x1 )x49 × x550 x62 × x64 ((−(x36 × x48 ) +x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 −x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))x8 −k 2 M1 x48 × x51 × x262 x64 × x66 × x8 (x49 × x51 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 −x35 )x357 − x17 × x365 ) + (−(x42x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 ×x51 )((x55 − x56 )x357 − x55 × x365 )) − ((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) +x37 (x46 − x9 )) − ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) −((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 ))) − k 2 M1 x62 ×x64 (−2(((x17 − x35 )x357 − x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x36 ×x48 − x37 × x46 × x51 )x8 )/2 + x36 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(x38 × x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x42 ×x48 −x38 ×x46 ×x51 )x8 )/2+x42 (x46 −x9 ))+((x55 −x56 )x357 − x55 × x365 )(x39 × x48 × x51 − x39 × x46 × x49 × x550 x51 + (3µ2 (−t0 + x1 )x43 ×x48 × x49 × x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 × x8 (((x17 − x35 )x357 − x17 ×x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 −x53 × x365 )(−(x42 (1 + x248 x49 )) + x38 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ46 = µ2 x49 × x350 − 3k 2 M1 µ2 x249 x550 x62 × x64 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 −x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) +(−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))x8 + k 2 M1 x49 × x50x51 × x262 x64 × x66 × x8 (x49 × x51 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 −x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 ×161x48 )+x39 ×x46 ×x51 )((x55 −x56 )x357 −x55 ×x365 ))−((x17 −x35 )x357 −x17 ×x365 )(−(x36x48 ×x51 )+x37 (x46 −x9 ))−((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 )) − ((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 ))) + k 2 M1 x50 ×x62 ×x64 (−2(((x17 −x35 )x357 −x17 ×x365 )(x37 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 − x37 × x46 × x51 )x8 )/2 + x36 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(x38 × x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x42 ×x48 −x38 ×x46 ×x51 )x8 )/2+x42 (x46 −x9 ))+((x55 −x56 )x357 − x55 × x365 )(x39 × x48 × x51 − x39 × x46 × x49 × x550 x51 + (3µ2 (−t0 + x1 )x43 ×x48 × x49 × x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 × x8 (((x17 − x35 )x357 − x17 ×x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 −x53 × x365 )(−(x42 (1 + x248 x49 )) + x38 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 ))))ẋ47 = x46 × x49 (µ2 x350 + 3k 2 M1 µ2 (t0 − x1 )x49 × x550 x62 × x64 ((−(x36 × x48 ) + x37 ×x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 −x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46x51 )((x55 −x56 )x357 −x55 ×x365 ))x8 +k 2 M1 x48 ×x51 ×x262 x64 ×x66 ×x8 (x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) −((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))−((x53 −x54 )x357 −x53 ×x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) − ((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 ×x51 )+x39 (x46 −x9 )))+k 2 M1 x62 ×x64 (−2(((x17 −x35 )x357 −x17 ×x365 )(x37 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 −x37 ×x46 ×x51 )x8 )/2+x36 (x46 −x9 ))+((x53 −x54 )x357 −x53 × x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 )x8 )/2 +x42 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x39 ×x48 ×x51 −x39 ×x46 ×x49 ×x550 x51 +(3µ2 (−t0 + x1 )x43 × x48 × x49 × x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 × x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 (1+x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ48 = x249 (−(µ2 x48 ×x49 ×x350 x9 )+3k 2 M1 µ2 (−t0 +x1 )x48 ×x249 x350 x62 ×x64 ((−(x36 ×x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 ×162x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 −x55 × x365 ))x8 × x9 + k 2 M1 x51 × x262 x64 × x66 × x8 (x49 × x51 ((−(x36 × x48 ) + x37 ×x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 −x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) −((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) − ((x53 − x54 )x357 −x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) − ((x55 − x56 )x357 − x55 × x365 )(−(x43 ×x48 × x51 ) + x39 (x46 − x9 )))(x46 − x248 x49 × x9 ) − k 2 M1 x48 × x49x62 × x64 × x9 (−2(((x17 − x35 )x357 − x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 − x1 )x49 ×x550 (x36 × x48 − x37 × x46 × x51 )x8 )/2 + x36 (x46 − x9 )) + ((x53 − x54 )x357 − x53 ×x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 )x8 )/2 +x42 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x39 ×x48 ×x51 −x39 ×x46 ×x49 ×x550 x51 +(3µ2 (−t0 + x1 )x43 × x48 × x49 × x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 × x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 (1+x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ49 = k 2 M1 x49 × x350 x62 × x64 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 −x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 ×x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))x8ẋ50 = −(k 2 M1 x51 × x52 × x262 x64 × x66 × x8 (x49 × x51 ((−(x36 × x48 ) + x37 × x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) − ((x17 − x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))−((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))−((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))x9 )ẋ51 = k 2 M1 x51 ×x352 x262 x64 ×x66 ×x8 (x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) +(−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) − ((x17 − x35 )x357 − x17 ×x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) − ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 ×x51 )+x38 (x46 −x9 ))−((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))x9ẋ52 = x2 (µ1 x49 ×x350 (−(x42 ×x48 )+x38 ×x46 ×x51 )+2k 2 M2 x14 ×x16 ×x31 (x42 (−x3 +163x46 )+x38 ×x48 ×x51 +(3µ1 (−t0 +x1 )x49 ×x550 (x42 ×x48 −x38 ×x46 ×x51 ))/2)((−(x18 ×x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 ×x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 )) − k 2 M2 x214x16 ×x2 ×x33 (x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x3 ×x52 ))(−((x19 (x28 −x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 )) − (x20 (x28 − x3 ) − x24 × x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )−(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 × x358 ) + x31 × x33 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 ×x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 ×x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 − x56 × x358 )))x59 + k 2 M2 x14 × x16 (−(x42 ×x48 × x49 ) + x38 × x46 × x49 × x51 )(−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 −x1 )x2 × x31 × x532 (x18 × x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) +(x24 (x28 − x3 ) + x20 × x30 × x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x24 × x30 − x20 × x28 ×x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25x30 × x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532 x33 )((−x55 + x56 )x357 −x56 × x358 )) + x14 × x2 × x233 ((−(x18 (1 + x230 x31 )) + x19 × x30 (x28 × x31 × x33 − x3 ×x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 −x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 ×x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 ) + k 2 M2 x214 x16 × x2 × x34 (−(x3 ×x36 ) + x36 × x46 + x37 × x48 × x51 )(x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) − x21 × x30 × x33 )((−x53 + x54 )x357 −x54 × x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60 +k 2 M2 x214 x16 × x34 × x45 (x3 × x43 − x43 × x46 − x39 × x48 × x51 )(−((x2 (x24(−x28 + x3 ) − x20 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + x2 (x18 (x28 − x3 ) +x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 ×x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 −x56 × x358 ))x61 ) − k 2 M2 x214 x16(x3 ×x38 −x38 ×x46 +x42 ×x48 ×x51 )(x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×164x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 )+(−(x24 (1+x230 x31 ))+x20 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x53 +x54 )x357 −x54 ×x358 )+(−(x25 (1+x230 x31 ))+x21 ×x30 (x28 ×x31 ×x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (−x28 +x3 )+x21 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 ))ẋ53 = x8 (µ2 x49 ×x350 (−(x42 ×x48 )+x38 ×x46 ×x51 )+2k 2 M1 x49 ×x62 ×x64 ((−(x36 ×x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 ×x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 −x55 × x365 ))(x38 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 ))/2 +x42 (x46 − x9 )) − k 2 M1 x51 × x262 x64x66 × x8 (x49 × x51 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) +(−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 ×x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) − ((x17 − x35 )x357 − x17 × x365 )(−(x36x48 ×x51 )+x37 (x46 −x9 ))−((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 )) − ((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 )))(x42 + x42 ×x248 x49 + x38 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )) + k 2 M1 x52 × x262x64 × x67 × x8 (x37 × x48 × x51 + x36 (x46 − x9 ))(((x55 − x56 )x357 − x55 × x365 )(x44 ×x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 −x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )(−(x39 × x48 × x51 ) + x43 (−x46 + x9 ))) −k 2 M1 x45 × x52 × x262 x64 (x39 × x48 × x51 + x43 (x46 − x9 ))(x68 × x8 (((x17 − x35 )x357 −x17 × x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 ×x48 × x51 ) + x38 (x46 − x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43x48 × x51 ) + x39 (x46 − x9 ))) − x67 (((x53 − x54 )x357 − x53 × x365 )x8 (x37 × x48 × x51 +x36 (x46 −x9 ))+((x17 −x35 )x357 −x17 ×x365 )x8 (−(x38 ×x48 ×x51 )+x42 (−x46 +x9 ))))−k 2 x262 x64 (x42 × x48 × x51 + x38 (−x46 + x9 ))(−(M2 x52 × x68 (((x55 − x56 )x357 − x55 ×x365 )x8 (x44 × x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 × x48 ×x51 + x43 (x46 − x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )x7 (x39 × x48 × x51 + x43 (−x46 +x9 )))) + M1 x51 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 ×x48 (x46 × x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 (1 + x248 x49 )) +165x38 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43 (1 +x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))) + k 2 M1 (−(x42 × x48 × x49 ) + x38 ×x46 × x49 × x51 )x62 × x64 (−2(((x17 − x35 )x357 − x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 −x1 )x49 × x550 (x36 × x48 − x37 × x46 × x51 )x8 )/2 + x36 (x46 − x9 )) + ((x53 − x54 )x357 −x53 × x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 )x8 )/2 +x42 (x46 − x9 )) + ((x55 − x56 )x357 − x55 × x365 )(x39 × x48 × x51 − x39 × x46 × x49x550 x51 + (3µ2 (−t0 + x1 )x43 × x48 × x49 × x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 ×x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 + x248 x49 )) + x37 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x53 − x54 )x357 − x53 ×x365 )(−(x42 (1 + x248 x49 )) + x38 × x48 (x46 × x49 × x51 − x52 × x9 )) + ((x55 − x56 )x357 −x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ54 = x2 (µ1 x49 ×x350 (−(x43 ×x48 )+x39 ×x46 ×x51 )+2k 2 M2 x14 ×x16 ×x31 (x43 (−x3 +x46 )+x39 ×x48 ×x51 +(3µ1 (−t0 +x1 )x49 ×x550 (x43 ×x48 −x39 ×x46 ×x51 ))/2)((−(x18 ×x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 × x30 ) + x20 × x28 ×x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 × x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 −x56 × x358 )) − k 2 M2 x214x16 ×x2 ×x33 (x43 +x43 ×x248 x49 +x39 ×x48 (−(x46 ×x49 ×x51 )+x3 ×x52 ))(−((x19 (x28 −x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 )) − (x20 (x28 − x3 ) − x24 × x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )−(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 × x358 ) + x31 × x33 ((−(x18 × x30 ) + x19 × x28 × x33 )((−x17 + x35 )x357 − x35 ×x358 ) + (−(x24 × x30 ) + x20 × x28 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 ×x30 ) + x21 × x28 × x33 )((−x55 + x56 )x357 − x56 × x358 )))x59 + k 2 M2 x14 × x16 (−(x43 ×x48 × x49 ) + x39 × x46 × x49 × x51 )(−2((x18 (x28 − x3 ) + x19 × x30 × x33 − (3µ1 (t0 −x1 )x2 × x31 × x532 (x18 × x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) +(x24 (x28 − x3 ) + x20 × x30 × x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x24 × x30 − x20 × x28 ×x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25x30 × x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532 x33 )((−x55 + x56 )x357 −x56 × x358 )) + x14 × x2 × x233 ((−(x18 (1 + x230 x31 )) + x19 × x30 (x28 × x31 × x33 − x3 ×x34 ))((−x17 + x35 )x357 − x35 × x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 −166x3 × x34 ))((−x53 + x54 )x357 − x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 ×x33 − x3 × x34 ))((−x55 + x56 )x357 − x56 × x358 ))x259 ) + k 2 M2 x214 x16 × x34 (−(x3 × x40 ) +x40 ×x46 +x44 ×x48 ×x51 )(−((x2 (x24 (−x28 +x3 )−x20 ×x30 ×x33 )((−x17 +x35 )x357 −x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) +x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) −x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 − x56 × x358 ))x61 ) − k 2 M2 x214 x16 (x3 × x39 − x39 × x46 + x43 × x48 × x51 )(x2 ×x33 ((−(x18 (1+x230 x31 ))+x19 ×x30 (x28 ×x31 ×x33 −x3 ×x34 ))((−x17 +x35 )x357 −x35 ×x358 ) + (−(x24 (1 + x230 x31 )) + x20 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x53 + x54 )x357 −x54 × x358 ) + (−(x25 (1 + x230 x31 )) + x21 × x30 (x28 × x31 × x33 − x3 × x34 ))((−x55 +x56 )x357 − x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ55 = x8 (µ2 x49 ×x350 (−(x43 ×x48 )+x39 ×x46 ×x51 )+2k 2 M1 x49 ×x62 ×x64 ((−(x36 ×x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 ×x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 −x55 × x365 ))(x39 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x43 × x48 − x39 × x46 × x51 ))/2 +x43 (x46 − x9 )) − k 2 M1 x51 × x262 x64x66 × x8 (x49 × x51 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 × x365 ) +(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 ×x51 )((x55 − x56 )x357 − x55 × x365 )) − ((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 × x51 ) +x37 (x46 − x9 )) − ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) −((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 )))(x43 + x43 × x248 x49 +x39 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))+k 2 M1 x52 ×x262 x64 (x44 ×x48 ×x51 +x40 (x46 −x9 ))(x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 − x9 )) + ((x55 − x56 )x357 − x55 ×x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 ))) − x67 (((x53 − x54 )x357 − x53 × x365 )x8 (x37 ×x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 × x48 × x51 ) +x42 (−x46 +x9 ))))−k 2 x262 x64 (x43 ×x48 ×x51 +x39 (−x46 +x9 ))(−(M2 x52 ×x68 (((x55 −167x56 )x357 − x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 ×x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )x7 (x39 × x48 ×x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 (1 +x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 (1+x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))) + k 2 M1 (−(x43 × x48 × x49 ) + x39 ×x46 × x49 × x51 )x62 × x64 (−2(((x17 − x35 )x357 − x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 −x1 )x49 × x550 (x36 × x48 − x37 × x46 × x51 )x8 )/2 + x36 (x46 − x9 )) + ((x53 − x54 )x357 −x53 × x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 )x8 )/2 +x42 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x39 ×x48 ×x51 −x39 ×x46 ×x49 ×x550 x51 +(3µ2 (−t0 + x1 )x43 × x48 × x49 × x550 x8 )/2 + x43 (x46 − x9 ))) + x251 x62 × x66 × x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 (1+x248 x49 ))+x37 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 (1+x248 x49 ))+x38 ×x48 (x46 ×x49 ×x51 −x52 ×x9 ))+((x55 −x56 )x357 − x55 × x365 )(−(x43 (1 + x248 x49 )) + x39 × x48 (x46 × x49 × x51 − x52 × x9 )))))ẋ56 = −2x357 ((x17 −x35 )(x2 (µ1 x31 ×x332 (−(x18 ×x30 )+x19 ×x28 ×x33 )+2k 2 M2 x14 ×x16 ×x31 (x18 (x28 −x3 )+x19 ×x30 ×x33 +(3µ1 (−t0 +x1 )x31 ×x532 (x18 ×x30 −x19 ×x28 ×x33 ))/2)((x18 × x30 − x19 × x28 × x33 )((x17 − x35 )x357 + x35 × x358 ) + (x24 × x30 − x20 ×x28 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x25 ×x30 −x21 ×x28 ×x33 )((x55 −x56 )x357 +x56 ×x358 )) − k 2 M2 x214 x16 × x2 × x33 (x18 + x18 × x230 x31 + x19 × x30 (−(x28 × x31 × x33 ) + x3 ×x34 ))((x19 (x28 −x3 )−x18 ×x30 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+(x20 (x28 −x3 )−x24 ×x30 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((x55 −x56 )x357 +x56 ×x358 )+x31 ×x33 ((x18 ×x30 −x19 ×x28 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+(x24 ×x30 −x20 ×x28 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x25 ×x30 −x21 ×x28 ×x33 )((x55 −x56 )x357 +x56 ×x358 )))x59 +k 2 M2 x14 ×x16 (−(x18 ×x30 ×x31 )+x19 ×x28 ×x31 ×x33 )(−2((x18 (x28 −x3 )+x19 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x18 ×x30 −x19 ×x28 ×x33 ))/2)((−x17 +x35 )x357 −x35 ×x358 )+(x24 (x28 −x3 )+x20 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x24 ×x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 +x1 )x2 × x25 × x30 × x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+168x3 × x34 ))((x17 − x35 )x357 + x35 × x358 ) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 × x31 ×x33 ) + x3 × x34 ))((x53 − x54 )x357 + x54 × x358 ) + (x25 + x25 × x230 x31 + x21 × x30 (−(x28 ×x31 × x33 ) + x3 × x34 ))((x55 − x56 )x357 + x56 × x358 ))x259 ) − k 2 M2 x214 x16 × x2 (x24 (x28 −x3 ) + x20 × x30 × x33 )x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 + x35 )x357 − x35 ×x358 )+x27 (x25 (x28 −x3 )+x21 ×x30 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x22 (x28 −x3 )+x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60 + k 2 M2 x214 x16 × x23 (x25 (x28 − x3 ) +x21 ×x30 ×x33 )x34 (−((x2 (x24 (x28 −x3 )+x20 ×x30 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 −x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 × x358 ))x61 ) + k 2 M2 x214 x16 (x19 (x28 − x3 ) − x18 × x30 × x33 )(x2 × x33 ((x18 + x18 ×x230 x31 + x19 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))((x17 − x35 )x357 + x35 × x358 ) + (x24 +x24 × x230 x31 + x20 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))((x53 − x54 )x357 + x54 × x358 ) +(x25 + x25 × x230 x31 + x21 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))((x55 − x56 )x357 + x56 ×x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x22 (x28 − x3 ) +x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 ))−x8 (µ2 x49 ×x350 (−(x36 ×x48 )+x37 ×x46 ×x51 )+2k 2 M1 x49 ×x62 ×x64 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))(x37 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x36 ×x48 − x37 × x46 × x51 ))/2 + x36 (x46 − x9 )) − k 2 M1 x51 × x262 x64 × x66 × x8 (x36 + x36 ×x248 x49 +x37 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))(x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) + ((x17 − x35 )x357 −x17 × x365 )(x36 × x48 × x51 + x37 (−x46 + x9 )) + ((x53 − x54 )x357 − x53 × x365 )(x42 × x48 ×x51 +x38 (−x46 +x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x43 ×x48 ×x51 +x39 (−x46 +x9 )))−k 2 M1 x52 × x262 x64 × x67 × x8 (x38 × x48 × x51 + x42 (x46 − x9 ))(((x55 − x56 )x357 − x55 ×x365 )(x44 ×x48 ×x51 +x40 (x46 −x9 ))+x41 ((x17 −x35 )x357 −x17 ×x365 )(x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )(−(x39 ×x48 ×x51 )+x43 (−x46 +x9 )))+169k 2 M1 x41 ×x52 ×x262 x64 (x39 ×x48 ×x51 +x43 (x46 −x9 ))(x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 +x36 (x46 −x9 ))+((x17 −x35 )x357 −x17 ×x365 )x8 (−(x38 ×x48 ×x51 )+x42 (−x46 +x9 ))))−k 2 x262 x64 (x36 ×x48 ×x51 +x37 (−x46 +x9 ))(−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 − x9 )) +x41 ((x17 −x35 )x357 −x17 ×x365 )x8 (x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 ))))+M1 x51 ×x66 ×x8 (−(((x17 −x35 )x357 −x17 × x365 )(x36 + x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 −x54 )x357 −x53 ×x365 )(x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))−((x55 −x56 )x357 − x55 × x365 )(x43 + x43 × x248 x49 + x39 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )))) +k 2 M1 (−(x36 × x48 × x49 ) + x37 × x46 × x49 × x51 )x62 × x64 (−2(((x17 − x35 )x357 − x17 ×x365 )(x37 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 −x37 ×x46 ×x51 )x8 )/2+x36 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(x38 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x42 ×x48 −x38 ×x46 ×x51 )x8 )/2+x42 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x39 ×x48 ×x51 −x39 ×x46 ×x49 ×x550 x51 +(3µ2 (−t0 +x1 )x43 ×x48 ×x49 ×x550 x8 )/2+x43 (x46 −x9 )))+x251 x62 ×x66 ×x8 (−(((x17 −x35 )x357 −x17 ×x365 )(x36 +x36 ×x248 x49 +x37 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))) − ((x53 − x54 )x357 − x53 × x365 )(x42 + x42 × x248 x49 + x38 × x48 (−(x46 × x49 × x51 ) +x52 ×x9 ))−((x55 −x56 )x357 −x55 ×x365 )(x43 +x43 ×x248 x49 +x39 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))))))+(x53 −x54 )(x2 (µ1 x49 ×x350 (−(x42 ×x48 )+x38 ×x46 ×x51 )+2k 2 M2 x14 ×x16 × x31 (x42 (−x3 + x46 ) + x38 × x48 × x51 + (3µ1 (−t0 + x1 )x49 × x550 (x42 × x48 − x38 ×x46 ×x51 ))/2)((x18 ×x30 −x19 ×x28 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+(x24 ×x30 −x20 ×x28 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x25 ×x30 −x21 ×x28 ×x33 )((x55 −x56 )x357 +x56 ×x358 )) − k 2 M2 x214 x16 × x2 × x33 (x42 + x42 × x248 x49 + x38 × x48 (−(x46 × x49 × x51 ) + x3 ×x52 ))((x19 (x28 −x3 )−x18 ×x30 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+(x20 (x28 −x3 )−x24 ×x30 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((x55 −x56 )x357 +x56 ×x358 )+x31 ×x33 ((x18 ×x30 −x19 ×x28 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+(x24 ×x30 −x20 ×x28 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x25 ×x30 −x21 ×x28 ×x33 )((x55 −x56 )x357 +x56 ×x358 )))x59 +k 2 M2 x14 ×x16 (−(x42 ×x48 ×x49 )+x38 ×x46 ×x49 ×x51 )(−2((x18 (x28 −170x3 )+x19 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x18 ×x30 −x19 ×x28 ×x33 ))/2)((−x17 +x35 )x357 −x35 ×x358 )+(x24 (x28 −x3 )+x20 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x24 ×x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 +x1 )x2 × x25 × x30 × x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 × x34 ))((x17 − x35 )x357 + x35 × x358 ) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 × x31 ×x33 ) + x3 × x34 ))((x53 − x54 )x357 + x54 × x358 ) + (x25 + x25 × x230 x31 + x21 × x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))((x55 −x56 )x357 +x56 ×x358 ))x259 )+k 2 M2 x214 x16 ×x2 ×x34 (−(x3 ×x36 )+x36 ×x46 +x37 ×x48 ×x51 )(x23 (x25 (x28 −x3 )+x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+x27 (x25 (x28 −x3 )+x21 ×x30 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x22 (x28 −x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x60 + k 2 M2 x214 x16 × x34 × x45 (x3 ×x43 −x43 ×x46 −x39 ×x48 ×x51 )(−((x2 (x24 (x28 −x3 )+x20 ×x30 ×x33 )((x17 −x35 )x357 +x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) +x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) −x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 − x56 × x358 ))x61 ) − k 2 M2 x214 x16 (x3 × x38 − x38 × x46 + x42 × x48 × x51 )(x2 ×x33 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))((x17 −x35 )x357 +x35 ×x358 )+(x24 +x24 ×x230 x31 +x20 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))((x53 −x54 )x357 +x54 ×x358 )+(x25 +x25 ×x230 x31 +x21 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))((x55 −x56 )x357 +x56 ×x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x22 (x28 − x3 ) +x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 ))−x8 (µ2 x49 ×x350 (−(x42 ×x48 )+x38 ×x46 ×x51 )+2k 2 M1 x49 ×x62 ×x64 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))(x38 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x42 ×x48 − x38 × x46 × x51 ))/2 + x42 (x46 − x9 )) − k 2 M1 x51 × x262 x64 × x66 × x8 (x42 + x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))(x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 ) + (−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) + ((x17 − x35 )x357 −171x17 × x365 )(x36 × x48 × x51 + x37 (−x46 + x9 )) + ((x53 − x54 )x357 − x53 × x365 )(x42 × x48 ×x51 +x38 (−x46 +x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x43 ×x48 ×x51 +x39 (−x46 +x9 )))+k 2 M1 x52 × x262 x64 × x67 × x8 (x37 × x48 × x51 + x36 (x46 − x9 ))(((x55 − x56 )x357 − x55 ×x365 )(x44 ×x48 ×x51 +x40 (x46 −x9 ))+x41 ((x17 −x35 )x357 −x17 ×x365 )(x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )(−(x39 ×x48 ×x51 )+x43 (−x46 +x9 )))−k 2 M1 x45 ×x52 ×x262 x64 (x39 ×x48 ×x51 +x43 (x46 −x9 ))(x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 × x48 × x51 ) + x37 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 +x36 (x46 −x9 ))+((x17 −x35 )x357 −x17 ×x365 )x8 (−(x38 ×x48 ×x51 )+x42 (−x46 +x9 ))))−k 2 x262 x64 (x42 ×x48 ×x51 +x38 (−x46 +x9 ))(−(M2 x52 × x68 (((x55 − x56 )x357 − x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 − x9 )) +x41 ((x17 −x35 )x357 −x17 ×x365 )x8 (x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 ))))+M1 x51 ×x66 ×x8 (−(((x17 −x35 )x357 −x17 × x365 )(x36 + x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 −x54 )x357 −x53 ×x365 )(x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))−((x55 −x56 )x357 − x55 × x365 )(x43 + x43 × x248 x49 + x39 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )))) +k 2 M1 (−(x42 × x48 × x49 ) + x38 × x46 × x49 × x51 )x62 × x64 (−2(((x17 − x35 )x357 − x17 ×x365 )(x37 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 −x37 ×x46 ×x51 )x8 )/2+x36 (x46 −x9 )) + ((x53 − x54 )x357 − x53 × x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x42 × x48 −x38 ×x46 ×x51 )x8 )/2+x42 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x39 ×x48 ×x51 −x39 ×x46 ×x49 ×x550 x51 +(3µ2 (−t0 +x1 )x43 ×x48 ×x49 ×x550 x8 )/2+x43 (x46 −x9 )))+x251 x62 ×x66 ×x8 (−(((x17 −x35 )x357 −x17 ×x365 )(x36 +x36 ×x248 x49 +x37 ×x48 (−(x46 ×x49 ×x51 )+x52 × x9 ))) − ((x53 − x54 )x357 − x53 × x365 )(x42 + x42 × x248 x49 + x38 × x48 (−(x46 × x49 ×x51 ) + x52 × x9 )) − ((x55 − x56 )x357 − x55 × x365 )(x43 + x43 × x248 x49 + x39 × x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))))))+(x55 −x56 )(x2 (µ1 x49 ×x350 (−(x43 ×x48 )+x39 ×x46 ×x51 )+2k 2 M2 x14 ×x16 ×x31 (x43 (−x3 +x46 )+x39 ×x48 ×x51 +(3µ1 (−t0 +x1 )x49 ×x550 (x43 ×x48 −x39 ×x46 ×x51 ))/2)((x18 ×x30 −x19 ×x28 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+(x24 ×x30 − x20 × x28 × x33 )((x53 − x54 )x357 + x54 × x358 ) + (x25 × x30 − x21 × x28 × x33 )((x55 −x56 )x357 + x56 × x358 )) − k 2 M2 x214 x16 × x2 × x33 (x43 + x43 × x248 x49 + x39 × x48 (−(x46 ×172x49 × x51 ) + x3 × x52 ))((x19 (x28 − x3 ) − x18 × x30 × x33 )((x17 − x35 )x357 + x35 × x358 ) +(x20 (x28 −x3 )−x24 ×x30 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((x55 −x56 )x357 +x56 ×x358 )+x31 ×x33 ((x18 ×x30 −x19 ×x28 ×x33 )((x17 −x35 )x357 +x35 ×x358 )+(x24 ×x30 −x20 ×x28 ×x33 )((x53 −x54 )x357 +x54 ×x358 )+(x25 ×x30 −x21 ×x28 × x33 )((x55 − x56 )x357 + x56 × x358 )))x59 + k 2 M2 x14 × x16 (−(x43 × x48 × x49 ) + x39 ×x46 ×x49 ×x51 )(−2((x18 (x28 −x3 )+x19 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x18 ×x30 − x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) + (x24 (x28 − x3 ) + x20 × x30 ×x33 − (3µ1 (t0 − x1 )x2 × x31 × x532 (x24 × x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 −x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 + x1 )x2 × x25 × x30 × x31 × x532 )/2 + x21 × x30 ×x33 −x21 ×x28 ×x31 ×x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((x18 +x18 ×x230 x31 + x19 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))((x17 − x35 )x357 + x35 × x358 ) + (x24 +x24 × x230 x31 + x20 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))((x53 − x54 )x357 + x54 × x358 ) +(x25 + x25 × x230 x31 + x21 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))((x55 − x56 )x357 + x56 ×x358 ))x259 )+k 2 M2 x214 x16 ×x34 (−(x3 ×x40 )+x40 ×x46 +x44 ×x48 ×x51 )(−((x2 (x24 (x28 −x3 ) + x20 × x30 × x33 )((x17 − x35 )x357 + x35 × x358 ) + x2 (x18 (x28 − x3 ) + x19 × x30 ×x33 )((−x53 + x54 )x357 − x54 × x358 ))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) +(x21 (x28 − x3 ) − x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ) − k 2 M2 x214 x16 (x3 ×x39 −x39 ×x46 +x43 ×x48 ×x51 )(x2 ×x33 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 ) + x3 × x34 ))((x17 − x35 )x357 + x35 × x358 ) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))((x53 −x54 )x357 +x54 ×x358 )+(x25 +x25 ×x230 x31 +x21 ×x30 (−(x28 ×x31 × x33 ) + x3 × x34 ))((x55 − x56 )x357 + x56 × x358 ))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) +x21 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 × x358 ))x61 )) − x8 (µ2 x49 × x350 (−(x43 × x48 ) + x39 × x46 × x51 ) + 2k 2 M1 x49 × x62 ×x64 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 ×x51 )((x55 −x56 )x357 −x55 × x365 ))(x39 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x43 × x48 − x39 × x46 × x51 ))/2 +x43 (x46 − x9 )) − k 2 M1 x51 × x262 x64 × x66 × x8 (x43 + x43 × x248 x49 + x39 × x48 (−(x46 ×173x49 ×x51 )+x52 ×x9 ))(x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) + ((x17 − x35 )x357 − x17 × x365 )(x36 × x48 × x51 +x37 (−x46 +x9 ))+((x53 −x54 )x357 −x53 ×x365 )(x42 ×x48 ×x51 +x38 (−x46 +x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x43 ×x48 ×x51 +x39 (−x46 +x9 )))+k 2 M1 x52 ×x262 x64 (x44 ×x48 ×x51 +x40 (x46 −x9 ))(x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 +x36 (x46 −x9 ))+((x17 −x35 )x357 −x17 ×x365 )x8 (−(x38 ×x48 ×x51 )+x42 (−x46 +x9 )))) − k 2 x262 x64 (x43 × x48 × x51 + x39 (−x46 + x9 ))(−(M2 x52 × x68 (((x55 − x56 )x357 −x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 )))) + M1 x51 × x66 × x8 (−(((x17 − x35 )x357 − x17 × x365 )(x36 + x36 × x248 x49 + x37 ×x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 − x54 )x357 − x53 × x365 )(x42 + x42 × x248 x49 +x38 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )) − ((x55 − x56 )x357 − x55 × x365 )(x43 + x43 ×x248 x49 + x39 × x48 (−(x46 × x49 × x51 )+ x52 × x9 ))))+ k 2 M1 (−(x43 × x48 × x49 )+ x39 ×x46 × x49 × x51 )x62 × x64 (−2(((x17 − x35 )x357 − x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 −x37 ×x46 ×x51 )x8 )/2+x36 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(x38 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x42 ×x48 −x38 ×x46 ×x51 )x8 )/2+x42 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x39 ×x48 ×x51 −x39 ×x46 ×x49 ×x550 x51 +(3µ2 (−t0 +x1 )x43 ×x48 ×x49 ×x550 x8 )/2+x43 (x46 −x9 )))+x251 x62 ×x66 ×x8 (−(((x17 −x35 )x357 −x17 × x365 )(x36 + x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 −x54 )x357 −x53 ×x365 )(x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))−((x55 −x56 )x357 − x55 × x365 )(x43 + x43 × x248 x49 + x39 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )))))))ẋ57 = −2x358 x8 (x35 (µ2 x49 × x350 (−(x36 × x48 ) + x37 × x46 × x51 ) + 2k 2 M1 x49 × x62 ×x64 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 ×x51 )((x55 −x56 )x357 −x55 × x365 ))(x37 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x36 × x48 − x37 × x46 × x51 ))/2 +x36 (x46 − x9 )) − k 2 M1 x51 × x262 x64 × x66 × x8 (x36 + x36 × x248 x49 + x37 × x48 (−(x46 ×174x49 ×x51 )+x52 ×x9 ))(x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) +x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) + ((x17 − x35 )x357 − x17 × x365 )(x36 × x48 ×x51 +x37 (−x46 +x9 ))+((x53 −x54 )x357 −x53 ×x365 )(x42 ×x48 ×x51 +x38 (−x46 +x9 ))+((x55 − x56 )x357 − x55 × x365 )(x43 × x48 × x51 + x39 (−x46 + x9 ))) − k 2 M1 x52 × x262 x64 ×x67 × x8 (x38 × x48 × x51 + x42 (x46 − x9 ))(((x55 − x56 )x357 − x55 × x365 )(x44 × x48 × x51 +x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 − x9 )) +x45 ((x53 −x54 )x357 −x53 ×x365 )(−(x39 ×x48 ×x51 )+x43 (−x46 +x9 )))+k 2 M1 x41 ×x52 ×x262 x64 (x39 ×x48 ×x51 +x43 (x46 −x9 ))(x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 × x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 ×x48 ×x51 )+x42 (−x46 +x9 ))))−k 2 x262 x64 (x36 ×x48 ×x51 +x37 (−x46 +x9 ))(−(M2 x52 ×x68 (((x55 −x56 )x357 −x55 ×x365 )x8 (x44 ×x48 ×x51 +x40 (x46 −x9 ))+x41 ((x17 −x35 )x357 −x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )x7 (x39 ×x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (−(((x17 − x35 )x357 − x17 × x365 )(x36 +x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 − x54 )x357 − x53 ×x365 )(x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))−((x55 −x56 )x357 −x55 ×x365 )(x43 + x43 × x248 x49 + x39 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )))) + k 2 M1 (−(x36 ×x48 ×x49 )+x37 ×x46 ×x49 ×x51 )x62 ×x64 (−2(((x17 −x35 )x357 −x17 ×x365 )(x37 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 −x37 ×x46 ×x51 )x8 )/2+x36 (x46 −x9 ))+((x53 −x54 )x357 − x53 × x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x42 × x48 − x38 × x46 ×x51 )x8 )/2 + x42 (x46 − x9 )) + ((x55 − x56 )x357 − x55 × x365 )(x39 × x48 × x51 − x39 × x46 ×x49 ×x550 x51 +(3µ2 (−t0 +x1 )x43 ×x48 ×x49 ×x550 x8 )/2+x43 (x46 −x9 )))+x251 x62 ×x66 ×x8 (−(((x17 − x35 )x357 − x17 × x365 )(x36 + x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) +x52 × x9 ))) − ((x53 − x54 )x357 − x53 × x365 )(x42 + x42 × x248 x49 + x38 × x48 (−(x46 × x49 ×x51 )+x52 ×x9 ))−((x55 −x56 )x357 −x55 ×x365 )(x43 +x43 ×x248 x49 +x39 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 )))))+x54 (µ2 x49 ×x350 (−(x42 ×x48 )+x38 ×x46 ×x51 )+2k 2 M1 x49 ×x62 ×x64 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×175x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 ×x51 )((x55 −x56 )x357 −x55 × x365 ))(x38 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 ))/2 +x42 (x46 − x9 )) − k 2 M1 x51 × x262 x64 × x66 × x8 (x42 + x42 × x248 x49 + x38 × x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))(x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) +x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) + ((x17 − x35 )x357 − x17 × x365 )(x36 × x48 ×x51 +x37 (−x46 +x9 ))+((x53 −x54 )x357 −x53 ×x365 )(x42 ×x48 ×x51 +x38 (−x46 +x9 ))+((x55 − x56 )x357 − x55 × x365 )(x43 × x48 × x51 + x39 (−x46 + x9 ))) + k 2 M1 x52 × x262 x64 ×x67 × x8 (x37 × x48 × x51 + x36 (x46 − x9 ))(((x55 − x56 )x357 − x55 × x365 )(x44 × x48 × x51 +x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )(x39 × x48 × x51 + x43 (x46 − x9 )) +x45 ((x53 −x54 )x357 −x53 ×x365 )(−(x39 ×x48 ×x51 )+x43 (−x46 +x9 )))−k 2 M1 x45 ×x52 ×x262 x64 (x39 ×x48 ×x51 +x43 (x46 −x9 ))(x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 × x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 × x365 )x8 (−(x38 ×x48 ×x51 )+x42 (−x46 +x9 ))))−k 2 x262 x64 (x42 ×x48 ×x51 +x38 (−x46 +x9 ))(−(M2 x52 ×x68 (((x55 −x56 )x357 −x55 ×x365 )x8 (x44 ×x48 ×x51 +x40 (x46 −x9 ))+x41 ((x17 −x35 )x357 −x17 × x365 )x8 (x39 × x48 × x51 + x43 (x46 − x9 )) + x45 ((x53 − x54 )x357 − x53 × x365 )x7 (x39 ×x48 × x51 + x43 (−x46 + x9 )))) + M1 x51 × x66 × x8 (−(((x17 − x35 )x357 − x17 × x365 )(x36 +x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 − x54 )x357 − x53 ×x365 )(x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))−((x55 −x56 )x357 −x55 ×x365 )(x43 + x43 × x248 x49 + x39 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )))) + k 2 M1 (−(x42 ×x48 ×x49 )+x38 ×x46 ×x49 ×x51 )x62 ×x64 (−2(((x17 −x35 )x357 −x17 ×x365 )(x37 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 −x37 ×x46 ×x51 )x8 )/2+x36 (x46 −x9 ))+((x53 −x54 )x357 − x53 × x365 )(x38 × x48 × x51 − (3µ2 (t0 − x1 )x49 × x550 (x42 × x48 − x38 × x46 ×x51 )x8 )/2 + x42 (x46 − x9 )) + ((x55 − x56 )x357 − x55 × x365 )(x39 × x48 × x51 − x39 × x46 ×x49 ×x550 x51 +(3µ2 (−t0 +x1 )x43 ×x48 ×x49 ×x550 x8 )/2+x43 (x46 −x9 )))+x251 x62 ×x66 ×x8 (−(((x17 − x35 )x357 − x17 × x365 )(x36 + x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) +x52 × x9 ))) − ((x53 − x54 )x357 − x53 × x365 )(x42 + x42 × x248 x49 + x38 × x48 (−(x46 × x49 ×176x51 )+x52 ×x9 ))−((x55 −x56 )x357 −x55 ×x365 )(x43 +x43 ×x248 x49 +x39 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 )))))+x56 (µ2 x49 ×x350 (−(x43 ×x48 )+x39 ×x46 ×x51 )+2k 2 M1 x49 ×x62 ×x64 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 ×x51 )((x55 −x56 )x357 −x55 × x365 ))(x39 × x48 × x51 + (3µ2 (−t0 + x1 )x49 × x550 (x43 × x48 − x39 × x46 × x51 ))/2 +x43 (x46 − x9 )) − k 2 M1 x51 × x262 x64 × x66 × x8 (x43 + x43 × x248 x49 + x39 × x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))(x49 ×x51 ((−(x36 ×x48 )+x37 ×x46 ×x51 )((x17 −x35 )x357 −x17 ×x365 )+(−(x42 ×x48 )+x38 ×x46 ×x51 )((x53 −x54 )x357 −x53 ×x365 )+(−(x43 ×x48 )+x39 ×x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) + ((x17 − x35 )x357 − x17 × x365 )(x36 × x48 × x51 +x37 (−x46 +x9 ))+((x53 −x54 )x357 −x53 ×x365 )(x42 ×x48 ×x51 +x38 (−x46 +x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x43 ×x48 ×x51 +x39 (−x46 +x9 )))+k 2 M1 x52 ×x262 x64 (x44 ×x48 ×x51 +x40 (x46 −x9 ))(x68 ×x8 (((x17 −x35 )x357 −x17 ×x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(−(x43 ×x48 ×x51 )+x39 (x46 −x9 )))−x67 (((x53 −x54 )x357 −x53 ×x365 )x8 (x37 ×x48 ×x51 +x36 (x46 −x9 ))+((x17 −x35 )x357 −x17 ×x365 )x8 (−(x38 ×x48 ×x51 )+x42 (−x46 +x9 )))) − k 2 x262 x64 (x43 × x48 × x51 + x39 (−x46 + x9 ))(−(M2 x52 × x68 (((x55 − x56 )x357 −x55 × x365 )x8 (x44 × x48 × x51 + x40 (x46 − x9 )) + x41 ((x17 − x35 )x357 − x17 × x365 )x8 (x39 ×x48 ×x51 +x43 (x46 −x9 ))+x45 ((x53 −x54 )x357 −x53 ×x365 )x7 (x39 ×x48 ×x51 +x43 (−x46 +x9 )))) + M1 x51 × x66 × x8 (−(((x17 − x35 )x357 − x17 × x365 )(x36 + x36 × x248 x49 + x37 ×x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 − x54 )x357 − x53 × x365 )(x42 + x42 × x248 x49 +x38 × x48 (−(x46 × x49 × x51 ) + x52 × x9 )) − ((x55 − x56 )x357 − x55 × x365 )(x43 + x43 ×x248 x49 + x39 × x48 (−(x46 × x49 × x51 )+ x52 × x9 ))))+ k 2 M1 (−(x43 × x48 × x49 )+ x39 ×x46 × x49 × x51 )x62 × x64 (−2(((x17 − x35 )x357 − x17 × x365 )(x37 × x48 × x51 − (3µ2 (t0 −x1 )x49 ×x550 (x36 ×x48 −x37 ×x46 ×x51 )x8 )/2+x36 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(x38 ×x48 ×x51 −(3µ2 (t0 −x1 )x49 ×x550 (x42 ×x48 −x38 ×x46 ×x51 )x8 )/2+x42 (x46 −x9 ))+((x55 −x56 )x357 −x55 ×x365 )(x39 ×x48 ×x51 −x39 ×x46 ×x49 ×x550 x51 +(3µ2 (−t0 +x1 )x43 ×x48 ×x49 ×x550 x8 )/2+x43 (x46 −x9 )))+x251 x62 ×x66 ×x8 (−(((x17 −x35 )x357 −x17 × x365 )(x36 + x36 × x248 x49 + x37 × x48 (−(x46 × x49 × x51 ) + x52 × x9 ))) − ((x53 −x54 )x357 −x53 ×x365 )(x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x52 ×x9 ))−((x55 −177x56 )x357 − x55 × x365 )(x43 + x43 × x248 x49 + x39 × x48 (−(x46 × x49 × x51 ) + x52 × x9 ))))))ẋ58 = −(k 2 M2 x214 x16 ×x2 ×x33 ((x19 (x28 −x3 )−x18 ×x30 ×x33 )(x17 ×x357 +x35 (−x357 +x358 )) + (x20 (x28 − x3 ) − x24 × x30 × x33 )(x53 × x357 + x54 (−x357 + x358 )) + (x21 (x28 −x3 ) − x25 × x30 × x33 )(x55 × x357 + x56 (−x357 + x358 )) + x31 × x33 ((x18 × x30 − x19 ×x28 × x33 )(x17 × x357 + x35 (−x357 + x358 )) + (x24 × x30 − x20 × x28 × x33 )(x53 × x357 +x54 (−x357 + x358 )) + (x25 × x30 − x21 × x28 × x33 )(x55 × x357 + x56 (−x357 + x358 ))))x359 )ẋ59 = −(k 2 M2 x214 x16 ×x34 ×x60 ×x61 (−((x2 (x18 (x28 −x3 )+x19 ×x30 ×x33 )((−x53 +x54 )x357 − x54 × x358 ) + x2 (x24 (x28 − x3 ) + x20 × x30 × x33 )(x17 × x357 + x35 (−x357 +x358 )))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +(x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x21 (x28 − x3 ) −x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ60 = −(k 2 M2 x214 x16 × x34 × x260 (−((x2 (x18 (x28 − x3 ) + x19 × x30 × x33 )((−x53 +x54 )x357 − x54 × x358 ) + x2 (x24 (x28 − x3 ) + x20 × x30 × x33 )(x17 × x357 + x35 (−x357 +x358 )))x60 ) + x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) +(x20 (x28 − x3 ) − x24 × x30 × x33 )((−x53 + x54 )x357 − x54 × x358 ) + (x21 (x28 − x3 ) −x25 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 ))ẋ61 = −2k 2 M1 x49 × x362 x64 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 − x35 )x357 − x17 ×x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) + (−(x43 × x48 ) +x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))x8ẋ62 = −3k 2 M1 x16 × x49 × x62 × x63 × x64 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 −x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) +(−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))x8ẋ63 = 3k 2 M1 x16 × x49 × x62 × x63 × x364 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 −x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) +(−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 ))x8ẋ64 = −2x2 (x17 (µ1 x31 × x332 (−(x18 × x30 ) + x19 × x28 × x33 ) + 2k 2 M2 x14 × x16 ×x31 (x18 (x28 − x3 ) + x19 × x30 × x33 + (3µ1 (−t0 + x1 )x31 × x532 (x18 × x30 − x19 × x28 ×x33 ))/2)((x18 ×x30 −x19 ×x28 ×x33 )(x17 ×x357 +x35 (−x357 +x358 ))+(x24 ×x30 −x20 ×x28 ×x33 )(x53 ×x357 +x54 (−x357 +x358 ))+(x25 ×x30 −x21 ×x28 ×x33 )(x55 ×x357 +x56 (−x357 +178x358 )))−k 2 M2 x214 x16 ×x2 ×x33 (x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))((x19 (x28 − x3 ) − x18 × x30 × x33 )(x17 × x357 + x35 (−x357 + x358 )) + (x20 (x28 − x3 ) −x24 × x30 × x33 )(x53 × x357 + x54 (−x357 + x358 )) + (x21 (x28 − x3 ) − x25 × x30 × x33 )(x55 ×x357 + x56 (−x357 + x358 )) + x31 × x33 ((x18 × x30 − x19 × x28 × x33 )(x17 × x357 + x35 (−x357 +x358 ))+(x24 ×x30 −x20 ×x28 ×x33 )(x53 ×x357 +x54 (−x357 +x358 ))+(x25 ×x30 −x21 ×x28 ×x33 )(x55 ×x357 +x56 (−x357 +x358 ))))x59 +k 2 M2 x14 ×x16 (−(x18 ×x30 ×x31 )+x19 ×x28 ×x31 ×x33 )(−2((x18 (x28 −x3 )+x19 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x18 ×x30 −x19 × x28 × x33 ))/2)((−x17 + x35 )x357 − x35 × x358 ) + (x24 (x28 − x3 ) + x20 × x30 × x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x24 ×x30 −x20 ×x28 ×x33 ))/2)((−x53 +x54 )x357 −x54 ×x358 )+(x25 (x28 −x3 )+(3µ1 (−t0 +x1 )x2 ×x25 ×x30 ×x31 ×x532 )/2+x21 ×x30 ×x33 −x21 ×x28 ×x31 ×x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x17 ×x357 +x35 (−x357 +x358 ))+(x24 +x24 ×x230 x31 +x20 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))(x53 × x357 + x54 (−x357 + x358 )) + (x25 + x25 ×x230 x31 + x21 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))(x55 × x357 + x56 (−x357 + x358 )))x259 ) −k 2 M2 x214 x16 × x2 (x24 (x28 − x3 ) + x20 × x30 × x33 )x34 (x23 (x25 (x28 − x3 ) + x21 × x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 × x358 ) + x27 (x25 (x28 − x3 ) + x21 × x30 × x33 )(x53 × x357 + x54 (−x357 + x358 )))x60 +k 2 M2 x214 x16 × x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )x34 (−((x2 (x18 (x28 − x3 ) + x19 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+x2 (x24 (x28 −x3 )+x20 ×x30 ×x33 )(x17 ×x357 +x35 (−x357 +x358 )))x60 )+x2 ((x19 (x28 −x3 )−x18 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+(x20 (x28 −x3 )−x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 )+k 2 M2 x214 x16 (x19 (x28 −x3 )−x18 ×x30 ×x33 )(x2 ×x33 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x17 ×x357 +x35 (−x357 +x358 )) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))(x53 × x357 +x54 (−x357 +x358 ))+(x25 +x25 ×x230 x31 +x21 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x55 ×x357 + x56 (−x357 + x358 )))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 ))+x53 (µ1 x49 ×x350 (−(x42 ×x48 )+x38 ×x46 ×x51 )+2k 2 M2 x14 ×x16 ×x31 (x42 (−x3 +x46 )+x38 ×x48 ×179x51 + (3µ1 (−t0 + x1 )x49 × x550 (x42 × x48 − x38 × x46 × x51 ))/2)((x18 × x30 − x19 × x28 ×x33 )(x17 ×x357 +x35 (−x357 +x358 ))+(x24 ×x30 −x20 ×x28 ×x33 )(x53 ×x357 +x54 (−x357 +x358 ))+(x25 ×x30 −x21 ×x28 ×x33 )(x55 ×x357 +x56 (−x357 +x358 )))−k 2 M2 x214 x16 ×x2 ×x33 (x42 +x42 ×x248 x49 +x38 ×x48 (−(x46 ×x49 ×x51 )+x3 ×x52 ))((x19 (x28 −x3 )−x18 ×x30 × x33 )(x17 × x357 + x35 (−x357 + x358 )) + (x20 (x28 − x3 ) − x24 × x30 × x33 )(x53 × x357 +x54 (−x357 +x358 ))+(x21 (x28 −x3 )−x25 ×x30 ×x33 )(x55 ×x357 +x56 (−x357 +x358 ))+x31 ×x33 ((x18 ×x30 −x19 ×x28 ×x33 )(x17 ×x357 +x35 (−x357 +x358 ))+(x24 ×x30 −x20 ×x28 ×x33 )(x53 ×x357 +x54 (−x357 +x358 ))+(x25 ×x30 −x21 ×x28 ×x33 )(x55 ×x357 +x56 (−x357 +x358 ))))x59 + k 2 M2 x14 × x16 (−(x42 × x48 × x49 ) + x38 × x46 × x49 × x51 )(−2((x18 (x28 −x3 )+x19 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x18 ×x30 −x19 ×x28 ×x33 ))/2)((−x17 +x35 )x357 −x35 ×x358 )+(x24 (x28 −x3 )+x20 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x24 ×x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 +x1 )x2 × x25 × x30 × x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 × x34 ))(x17 × x357 + x35 (−x357 + x358 )) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 × x31 ×x33 )+x3 ×x34 ))(x53 ×x357 +x54 (−x357 +x358 ))+(x25 +x25 ×x230 x31 +x21 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x55 ×x357 +x56 (−x357 +x358 )))x259 )+k 2 M2 x214 x16 ×x2 ×x34 (−(x3 ×x36 )+x36 ×x46 +x37 ×x48 ×x51 )(x23 (x25 (x28 −x3 )+x21 ×x30 ×x33 )((−x17 +x35 )x357 −x35 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 )+x27 (x25 (x28 −x3 ) + x21 × x30 × x33 )(x53 × x357 + x54 (−x357 + x358 )))x60 + k 2 M2 x214 x16 × x34 × x45 (x3 ×x43 −x43 ×x46 −x39 ×x48 ×x51 )(−((x2 (x18 (x28 −x3 )+x19 ×x30 ×x33 )((−x53 +x54 )x357 −x54 × x358 ) + x2 (x24 (x28 − x3 ) + x20 × x30 × x33 )(x17 × x357 + x35 (−x357 + x358 )))x60 ) +x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) −x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 − x56 × x358 ))x61 ) − k 2 M2 x214 x16 (x3 × x38 − x38 × x46 + x42 × x48 × x51 )(x2 ×x33 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x17 ×x357 +x35 (−x357 +x358 )) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))(x53 × x357 +x54 (−x357 +x358 ))+(x25 +x25 ×x230 x31 +x21 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x55 ×x357 + x56 (−x357 + x358 )))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +180x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 )+(x22 (x28 −x3 )+x26 ×x30 ×x33 )((−x55 +x56 )x357 −x56 ×x358 ))x61 ))+x55 (µ1 x49 ×x350 (−(x43 ×x48 )+x39 ×x46 ×x51 )+2k 2 M2 x14 ×x16 ×x31 (x43 (−x3 +x46 )+x39 ×x48 ×x51 + (3µ1 (−t0 + x1 )x49 × x550 (x43 × x48 − x39 × x46 × x51 ))/2)((x18 × x30 − x19 × x28 ×x33 )(x17 ×x357 +x35 (−x357 +x358 ))+(x24 ×x30 −x20 ×x28 ×x33 )(x53 ×x357 +x54 (−x357 +x358 ))+(x25 ×x30 −x21 ×x28 ×x33 )(x55 ×x357 +x56 (−x357 +x358 )))−k 2 M2 x214 x16 ×x2 ×x33 (x43 +x43 ×x248 x49 +x39 ×x48 (−(x46 ×x49 ×x51 )+x3 ×x52 ))((x19 (x28 −x3 )−x18 ×x30 × x33 )(x17 × x357 + x35 (−x357 + x358 )) + (x20 (x28 − x3 ) − x24 × x30 × x33 )(x53 × x357 +x54 (−x357 +x358 ))+(x21 (x28 −x3 )−x25 ×x30 ×x33 )(x55 ×x357 +x56 (−x357 +x358 ))+x31 ×x33 ((x18 ×x30 −x19 ×x28 ×x33 )(x17 ×x357 +x35 (−x357 +x358 ))+(x24 ×x30 −x20 ×x28 ×x33 )(x53 ×x357 +x54 (−x357 +x358 ))+(x25 ×x30 −x21 ×x28 ×x33 )(x55 ×x357 +x56 (−x357 +x358 ))))x59 + k 2 M2 x14 × x16 (−(x43 × x48 × x49 ) + x39 × x46 × x49 × x51 )(−2((x18 (x28 −x3 )+x19 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x18 ×x30 −x19 ×x28 ×x33 ))/2)((−x17 +x35 )x357 −x35 ×x358 )+(x24 (x28 −x3 )+x20 ×x30 ×x33 −(3µ1 (t0 −x1 )x2 ×x31 ×x532 (x24 ×x30 − x20 × x28 × x33 ))/2)((−x53 + x54 )x357 − x54 × x358 ) + (x25 (x28 − x3 ) + (3µ1 (−t0 +x1 )x2 × x25 × x30 × x31 × x532 )/2 + x21 × x30 × x33 − x21 × x28 × x31 × x532 x33 )((−x55 +x56 )x357 −x56 ×x358 ))+x14 ×x2 ×x233 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 × x34 ))(x17 × x357 + x35 (−x357 + x358 )) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 × x31 ×x33 )+x3 ×x34 ))(x53 ×x357 +x54 (−x357 +x358 ))+(x25 +x25 ×x230 x31 +x21 ×x30 (−(x28 ×x31 × x33 ) + x3 × x34 ))(x55 × x357 + x56 (−x357 + x358 )))x259 ) + k 2 M2 x214 x16 × x34 (−(x3 ×x40 )+x40 ×x46 +x44 ×x48 ×x51 )(−((x2 (x18 (x28 −x3 )+x19 ×x30 ×x33 )((−x53 +x54 )x357 −x54 × x358 ) + x2 (x24 (x28 − x3 ) + x20 × x30 × x33 )(x17 × x357 + x35 (−x357 + x358 )))x60 ) +x2 ((x19 (x28 − x3 ) − x18 × x30 × x33 )((−x17 + x35 )x357 − x35 × x358 ) + (x20 (x28 − x3 ) −x24 ×x30 ×x33 )((−x53 +x54 )x357 −x54 ×x358 )+(x21 (x28 −x3 )−x25 ×x30 ×x33 )((−x55 +x56 )x357 − x56 × x358 ))x61 ) − k 2 M2 x214 x16 (x3 × x39 − x39 × x46 + x43 × x48 × x51 )(x2 ×x33 ((x18 +x18 ×x230 x31 +x19 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x17 ×x357 +x35 (−x357 +x358 )) + (x24 + x24 × x230 x31 + x20 × x30 (−(x28 × x31 × x33 ) + x3 × x34 ))(x53 × x357 +x54 (−x357 +x358 ))+(x25 +x25 ×x230 x31 +x21 ×x30 (−(x28 ×x31 ×x33 )+x3 ×x34 ))(x55 ×x357 + x56 (−x357 + x358 )))x59 − x2 × x34 (x23 (x25 (x28 − x3 ) + x21 × x30 × x33 )((−x17 +181x35 )x357 − x35 × x358 ) + x27 (x25 (−x28 + x3 ) + x21 × x30 × x33 )((−x53 + x54 )x357 − x54 ×x358 ) + (x22 (x28 − x3 ) + x26 × x30 × x33 )((−x55 + x56 )x357 − x56 × x358 ))x61 )))x365ẋ65 = −(k 2 M1 x51 × x262 x64 × x366 x8 (x49 × x51 ((−(x36 × x48 ) + x37 × x46 × x51 )((x17 −x35 )x357 − x17 × x365 ) + (−(x42 × x48 ) + x38 × x46 × x51 )((x53 − x54 )x357 − x53 × x365 ) +(−(x43 × x48 ) + x39 × x46 × x51 )((x55 − x56 )x357 − x55 × x365 )) − (x35 × x357 + x17 (−x357 +x365 ))(x36 ×x48 ×x51 +x37 (−x46 +x9 ))−(x54 ×x357 +x53 (−x357 +x365 ))(x42 ×x48 ×x51 +x38 (−x46 + x9 )) − (x56 × x357 + x55 (−x357 + x365 ))(x43 × x48 × x51 + x39 (−x46 + x9 ))))ẋ66 = −(k 2 M1 x52 × x262 x64 × x67 × x68 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 ×x48 ×x51 )+x37 (x46 −x9 ))+((x53 −x54 )x357 −x53 ×x365 )(−(x42 ×x48 ×x51 )+x38 (x46 −x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 ))) − x67 (((x53 −x54 )x357 − x53 × x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 ×x365 )x8 (−(x38 × x48 × x51 ) + x42 (−x46 + x9 )))))ẋ67 = −(k 2 M1 x52 × x262 x64 × x267 (x68 × x8 (((x17 − x35 )x357 − x17 × x365 )(−(x36 × x48 ×x51 ) + x37 (x46 − x9 )) + ((x53 − x54 )x357 − x53 × x365 )(−(x42 × x48 × x51 ) + x38 (x46 −x9 )) + ((x55 − x56 )x357 − x55 × x365 )(−(x43 × x48 × x51 ) + x39 (x46 − x9 ))) − x67 (((x53 −x54 )x357 − x53 × x365 )x8 (x37 × x48 × x51 + x36 (x46 − x9 )) + ((x17 − x35 )x357 − x17 ×x365 )x8 (−(x38 × x48 × x51 ) + x42 (−x46 + x9 )))))ẋ68 = −2k 2 M1 x51 x362 x64 ((−(x36 x45 )+x37 x46 x51 )((x17 −x35 )x357 −x17 x365 )+(−(x42 x48 )+x38 x46 x51 )((x53 −x54 )x357 −x53 x365 )+(−(x43 x48 )+x39 x46 x51 )((x55 −x56 )x357 −x55 x365 ))x8.
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