Диссертация (1103913), страница 14
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 ðàìêàõäâóõ ðàçëè÷íûõ ìîäåëåé (ïåðâàÿ íå ó÷èòûâàåò ïîòîêîâ ñïèðàëüíîñòè ìàãíèòíîãî ïîëÿ, âòîðàÿ ó÷èòûâàåò) ïîêàçàíî, ÷òî ïðè ñëàáîé èíòåíñèâíîñòè çâåçäîîáðàçîâàíèÿ åãî âëèÿíèå íà ýâîëþöèþ ïîëÿ íåçíà÷èòåëüíî, à ïðè ïðåâûøåíèèîïðåäåëåííîãî ïîðîãà êðóïíîìàñøòàáíîå ïîëå ðàçðóøàåòñÿ.
 ñëó÷àå ìîäåëèáåç ó÷åòà ïîòîêîâ ñïèðàëüíîñòè ïîðîã ïðèìåðíî â 7 ðàç ïðåâûøàåò èíòåíñèâíîñòü çâåçäîîáðàçîâàíèÿ â Ìëå÷íîì Ïóòè, â ñëó÷àå ñ èõ ó÷åòîì ïðèìåðíî â5 ðàç.5. Èçó÷åíî ÷èñëåííî ïîâåäåíèå ðåøåíèÿ óðàâíåíèÿ ßêîáè ñî ñëó÷àéíûìèêîýôôèöèåíòàìè. Ïîëó÷åíû ñêîðîñòè ðîñòà è ïîêàçàíî, ÷òî ðåøåíèÿ ðàñòóòýêñïîíåíöèàëüíî. Âû÷èñëåíû êîýôôèöèåíòû, âõîäÿùèå â ôóíäàìåíòàëüíóþìàòðèöó.6. Èññëåäîâàíû ñâîéñòâà óðàâíåíèé ãàëàêòè÷åñêîãî äèíàìî ñî ñëó÷àéíûìèêîýôôèöèåíòàìè.
Ïîêàçàíî, ÷òî äëÿ íèõ õàðàêòåðíî ÿâëåíèå ïåðåìåæàåìîñòè,êîãäà ñòàðøèå ìîìåíòû ðàñòóò áûñòðåå ìëàäøèõ. Âû÷èñëåíû ñêîðîñòè ðîñòàìàãíèòíîãî ïîëÿ â ìîäåëè ñ ôëóêòóèðóþùèì àëüôà-ýôôåêòîì.7. Ñ èñïîëüçîâàíèåì èíâàðèàíòíîé ìåðû ïîñòðîåíû àñèìïòîòè÷åñêèå îöåíêèñêîðîñòè ðîñòà ðåøåíèÿ â óðàâíåíèÿõ äèíàìî ñî ñëó÷àéíûìè êîýôôèöèåíòàìè. Äëÿ ýòîãî èñïîëüçîâàëàñü òàê íàçûâàåìàÿ èíâàðèàíòíàÿ ìåðà. Äîêàçàíàòåîðåìà î ïîâåäåíèè ïåðåõîäíîé ïëîòíîñòè âåðîÿòíîñòè â ñëó÷àå äèñêðåòíîãîðàñïðåäåëåíèÿ êîýôôèöèåíòà, îòâå÷àþùåãî çà àëüôà-ýôôåêò.8.
Ðåçóëüòàòû, ïîëó÷åííûå äëÿ óðàâíåíèé ãàëàêòè÷åñêîãî äèíàìî ñî ñëó÷àéíûìè êîýôôèöèåíòàìè, ïðèìåíåíû äëÿ àëüòåðíàòèâíîãî ñïîñîáà ðåøåíèÿ102âîïðîñà î âëèÿíèè çâåçäîîáðàçîâàíèÿ íà ìàãíèòíîå ïîëå. Ïîêàçàíî, ÷òî êà÷åñòâåííî ðåçóëüòàò ñõîæ ñ òåì, ÷òî áûëî âû÷èñëåíî ðàíåå â äåòåðìåíèñòè÷åñêîéìîäåëè: âëèÿíèå çâåçäîîáðàçîâàíèÿ ïîðîãîâûé ýôôåêò.103Ëèòåðàòóðà[1] Beck R., Brandenburg A., Moss D., Shukurov A., Sokolo D.. Galacticmagnetism: recent development and perspectives. // 1996, Ann. Rev. Astron.Astrophys., 34, pp.
155206.[2] Arshakian T., Beck R., Krause M., Sokolo D. Evolution of magnetic elds ingalaxies and future observational tests with the Square Kilometre Array. //Astron. Astrophys. 2009, 494, pp. 2132.[3] Moss D., Shukurov A., Sokolo D. Boundary eects and propagating magneticfronts in disc dynamos.
// 1998, Geophys. Astrophys. Fluid. Dyn., 89, 3, pp.285308.[4] Neronov A., Semikoz D.V. Sensitivity of gamma-ray telescopes for detection ofmagnetic elds in the intergalactic medium. // 2009, Phys. Rev. D, 80, 123012.[5] Moss D., Petrov A., Sokolo D. The motion of magnetic fronts in spiralgalaxies. // 2000, Geophys. Astrophys. Fluid. Dyn., 92, pp.129149.[6] Ïåòðîâ À.Ï., Ñîêîëîâ Ä.Ä., Ìîññ Ä.Ë.
Ìàãíèòíûå ôðîíòû â ãàëàêòèêàõ.// 2001, Àñòðîí. æóðí., 78, 7, ñòð. 579584.[7] Áîæåâîëüíîâ Þ.Â., Íåô¼äîâ Í.Í. Äâèæåíèå ôðîíòà â ïàðàáîëè÷åñêîéçàäà÷å ðåàêöèÿ äèôôóçèÿ. // 2010, Æóðí. âû÷èñë. ìàò. è ìàò. ôèç., 50,2, ñòð. 276285.104[8] Ìèõàéëîâ Å.À., Ñîêîëîâ Ä.Ä., Åôðåìîâ Þ.Í. Òåìï çâåçäîîáðàçîâàíèÿ èìàãíèòíûå ïîëÿ ñïèðàëüíûõ ãàëàêòèê. // 2012, Ïèñüìà â Àñòðîí. æóðí.,38, ñòð. 611616.[9] Schmidt M. The rate of star formation. // 1959, Astrophys.
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