Existence and multiplicity of positive solutions to nonlinear first-order PBVPs on time scales
Existence and multiplicity of positive solutions to nonlinear first-order PBVPs on time scales
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DOI:
10.1016/j.camwa.2007.03.009
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发表时间:
2007-09
期刊:
影响因子:
--
通讯作者:
Jian-Ping Sun;Wan-Tong Li
中科院分区:
文献类型:
--
作者:
Jian-Ping Sun;Wan-Tong Li
In this paper, we consider the following nonlinear first-order periodic boundary value problems on time scales Some new existence and multiplicity criteria of positive solutions are established by using several well-known fixed point theorems.