基本解释：半正合的
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Positive solution of semipositone singular multipoint boundary value promblem;半正奇异多点边值问题的正解
Existence Result for Semipositone Second-Order Three-Point Boundary Value Problem;二阶三点半正边值问题正解的存在性(英文)
This paper studies a class of singular semipositone boundary value problem of the fourth order differential equations by using the fixed point index combining with shift transformation.利用不动点指数结合平移变换的方法,研究了一类四阶奇异半正边值问题,得到了其C~2[0,1]∩C~4(0,1)正解存在的一个新结果。
By using the theorem on cone expansion and compression and a fixed point theorem on cone,this paper is concerned with the existence of positive solutions for some boundary value problem of singular nonliear semipositive second-order three-point boundary value problem,which improve many known results.运用锥拉伸与压缩不动点定理研究非线性奇异半正二阶三点边值问题正解的存在性,推广了一些已知的结果。
We study the existence of positive solutions of fourth order semipositive boundary value problem y (4) -λf(x,y)=0,0<x<1 y(0)=y(1)=y′(0)=y′(1)=0 where λ>0, the main methods are fixed point theorems in a cone.证明了四阶半正边值问题 y( 4) -λf(x ,y) =0 ,0
A second-order three-point boundary value problem with semi-positone nonlinearity u″(t)+λf(t,u(t))=0,0<t<1,u(0)=0,u′(1)=αu′(η), is investigated.研究了一类含半正非线性项的二阶三点边值问题u″(t)+fλ(t,u(t))=0,0
The existence of positive solutions of some fourth-order singular semi-positone boundary value problems are obtained on a special cone by using the fixed point index theorem.本文在一个特殊锥上利用不动点指数定理,得到了一类四阶奇异半正边值问题正解的存在性,并给出了一个例子作为对所获结果的应用,推广和改进了一些已知结果。
A three-point boundary value problem for a semi-positone second-order differential equation is investigated.研究了一类半正二阶非线性常微分方程的三点边值问题u″ +λf(t,u) =0 ,u′(0 ) =0 ,u(1 ) =αu(η) ,利用Krasnosel’skii不动点定理得到了正解存在的一个充分条
It is difficult to solve the equation of half sine wave shock-exited vibration due to the pad's hardening type.半正弦波跌落冲击试验因其垫层的硬非线性而难于求解。
The complex matrix solutions with Hermite part positive semidefinite and Hermite positive semidefinite for the matrix equation(A*XA,B*XB)=(C,D) is investigated.研究了复矩阵方程(A*XA,B*XB)=(C,D)有Hermite部分是半正定的解与Hermite半正定解的可解性条件。
The shock characteristics of a tangent nonlinear packaging system with critical component are investigated under the action of a half-sine acceleration pulse.以正切包装系统为例,研究考虑易损件的非线性包装系统在半正弦脉冲激励下的冲击特性,提出考虑易损件的产品包装系统冲击破损边界曲面新概念,讨论了频率比、脉冲激励幅值和系统参数对易损件破损边界的影响规律。
The shock characteristics of a tangent packaging system with critical components are investigated under action of a half-sine acceleration pulse.研究考虑易损件的正切型包装系统在半正弦脉冲激励下的冲击特性。
The shock characteristics of linear stacking packaging system were investigated under the action of half-sine acceleration pulse.研究多层堆码包装系统在半正弦脉冲激励下的冲击特性。
