This paper discusses the existence of multiple positive solutions of a class of nonlinear singular boundary value problems by means of the fixed pointindex Theorem on cones.
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。
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By using fixed pointindex theory in a cone, we study the existence of positive solutions of boundary value problems for systems of nonlinear second order singular differential equations.