排列组合的源代码， java实现能实现C(M,N)和P(M,N)的任意对象排列组合-combine and permute algrithm, implemented by java.

矩阵标准API（实矩阵相乘，Bsdet求实方阵的行列式值，求实方阵的逆）的C++封装，一个可复用的C++ 3阶方阵类和4阶方阵类-The a the matrix standard API (real matrix multiplication, Bsdet realistic matrix determinant value, realistic matrix inverse) C++ package, a reusable C++ 3 square matrix classes and 4

高质量的线性代数库,在计算速度和易用性方面有着较好的平衡。-Armadillo is a high quality C++ linear algebra library, aiming towards a good balance between speed and ease of use. It s useful for algorithm development directly in C++, and/or quick conversion of research code i

运用Gurobi的c++\python 的API接口求解custock, locationtransport, multicommodity, warehouse 问题, 源至github.(Use Gurobi's c++\python interface of API to solve custock, locationtransport, multicommodity, warehouse problems)