In this paper, by using the fixed point index method, the authors discussed the periodicboundary value problem of first order differential systems.
摘要利用锥上的不动点指数研究了一阶非线性常微分方程组的周期边值问题。
2
In this paper, by using the fixed point index method, the authors discussed the periodicboundary value problem of first order differential systems.
利用锥上的不动点指数研究了一阶非线性常微分方程组的周期边值问题。
3
By using the fixed point theorem on cone, this paper studies the existence of positive solutions for first order periodicboundary value problem with impulses.