刊名:Journal of Mathematical Analysis and Applications
出版年:2017
出版时间:1 May 2017
年:2017
卷:449
期:1
页码:884-896
全文大小:392 K
卷排序:449
文摘
Unfoldings of codimension 3 singularities with nilpotent linear parts. Perturbations from one-parameter class of quadratic reversible vector fields. The estimation of the number of isolated zeros of Abelian integrals. Two concrete examples are proved in accord with the longstanding conjecture.