摘要
用锥的不动点定理研究了奇异三阶常微分方程边值问题 :u + f( t,u) =0 0 <t<1u( 0 ) =u′( 0 ) =u″( 1 )
The existence of positive solutions to a singular third\|order boundary value problem is considered in the following: u+f(t,u)=0\ 0<t<1 u(0)=u′(0)=u″(1)=0 Our proofs are based on the fixed point theorem in a cone.
出处
《甘肃科学学报》
2002年第2期6-8,共3页
Journal of Gansu Sciences
关键词
三阶常微分方程
边值问题
正解
存在性
Third\|order ordinary differetial equation
boundary value problem
positive solution
existence
