摘要
考虑一类具时滞的 Liénard型方程x+f[x(t) ]x(t) +g[t,x(t-τ(t) ) ]=p(t) =p(t+T) ,利用重合度理论 ,获得了此方程至少存在一个
A kind of delay Liénard equation+f(t)+g[t,x(t-τ(t))]=p(t)=p(t+T),are consider, using the theory of coincidence degree, the sufficient conditions for its there being at least a Tperiodic solution is obtained.
出处
《工科数学》
2002年第3期24-27,共4页
Journal of Mathematics For Technology