二阶微分方程Neumann边值问题多重正解的存在性

李秋月,, 从福仲

Existence of Multiple Positive Solutions for Neumann Boundary Value Problems of Second Order Differential Equations

LI Qiuyue,, CONG Fuzhong

吉林大学学报(理学版) . 2009, (03): 527 -529 .