论文信息 - Limit cycles of polynomial vector fields with nondegenerate singular points on the real plane - 字舞流文

Limit cycles of polynomial vector fields with nondegenerate singular points on the real plane

Y. Ilyashenko | Yu. S. Ilyashenko

[1] H. Poincaré,et al. Sur les courbes définies par les équations différentielles(III) , 1885 .

[2] J. Sotomayor,et al. Quadratic vector fields with finitely many periodic orbits , 1983 .

[3] S. Smale. Differentiable dynamical systems , 1967 .