使用mapgis二次开发，有着强大的功能，公共汽车线路，道路优化等实现，C#编写-Use mapgis second development, which has powerful functions, bus lines, roads and optimizing the implementation, C# prepared

一个有限内存Broyden-Fletcher-Goldfarb-Shanno函数半二次优化工具，可以用来进行求解函数最优值。-libLBFGS is a C port of the implementation of Limited-memory Broyden-Fletcher-Goldfarb-Shanno (L-BFGS) method, which can be used to solve the optimization