一套简单的任务单管理系统，主要解决团队合作的任务分配问题。-a simple task orders management system, mainly to solve the team's mandate distribution.

这是一个高效的代数多重网格算法，可以求解对称或不对称代数方程。每秒大约可以求解10万个未知量。-This is an efficient algebraic multi-grid algorithm can solve algebraic equations symmetrical or asymmetrical. Per second can be solved approximately 100 000 unknowns.

hadoop的多表连接代码，云计算解决多表连接问题-hadoop multi-table connection code, cloud computing to solve the multi-table joins

集成了C代码和MATLAB的主成分分析代码，可以用这两种方法解决求取特征值和特征向量。-C code and MATLAB integrates principal component analysis code, you can use two methods to solve strike eigenvalues ​ ​ and eigenvectors.