A QUALITATIVE STUDY OF A TRIGONOMETRIC AUTONOMOUS SYSTEM

[摘要] A qualitative analysis is made of the autonomous system x = sin y, y = -sin x + d sin ny defined on the torus T2=[-pi,pi]x[-pi,pi], where d is-an-element-of R and n is a positive integer. It is proved that for 0

[发布日期] 1994-02-01