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Relationships between Darboux Integrability and Limit Cycles for a Class of Able Equations | ||
| Journal of Sciences, Islamic Republic of Iran | ||
| مقاله 11، دوره 17، شماره 3، آذر 2006 اصل مقاله (204.15 K) | ||
| چکیده | ||
| We consider the class of polynomial differential equation x&= , 2(,)(,)(,)nnmnmPxyPxyPxy++++2(,)(,)(,)nnmnmyQxyQxyQxy++&=++. For where and are homogeneous polynomials of degree i. Inside this class of polynomial differential equation we consider a subclass of Darboux integrable systems. Moreover, under additional conditions we proved such Darboux integrable systems can have at most 1 limit cycle. | ||
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