基于同伦分析方法和计算机数学软件Mathematica开发的软件包BVPh 2.0,可以求解具有多解、奇性、多点边界条件的多种类型的非线性边值问题。-Homotopy analysis method based on mathematical and computer software Mathematica software package developed BVPh 2.0, can be solved with multiple solutions, singularities, var