利用锥映射的不动点指数定理，研究了一类非线性奇异边值问题多个正解的存在性问题。
This paper discusses the existence of multiple positive solutions of a class of nonlinear singular boundary value problems by means of the fixed point index Theorem on cones.
本文主要研究半直线上非线性方程组奇异边值问题解的存在性。
In this paper, singular boundary value problems of non-linear equation system on a half-line will be considered.
利用锥上的混合单调算子不动点定理，本文研究了一类四阶奇异非线性微分方程的边值问题，即一类弹性梁方程问题。
By using a fixed point theorem of mixed monotone operators in cone, this paper studied a fourth-order nonlinear singular boundary value problem, namely a class of elastic beam equation.
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