The method of quasi-upper and lower solution for second order Neumann boundary value problems in Banach space;

本文利用上、下解方法证明了两类三阶边值问题解的存在性和唯一性。

youdao

The method of quasi-upper and lower solution for second order Neumann boundary value problems in Banach space;

本文利用上、下解方法证明了两类三阶边值问题解的存在性和唯一性。

youdao