拟牛顿法(变尺度法)DFP算法。用C/C++语言实现了该算法。-The quasi-Newton method (DFP) DFP algorithm. With the C/C++ the algorithm language.

运筹学，最优化理论中的DFP拟牛顿法，即变尺度法-Operations research, optimization theory, the DFP quasi-Newton method, that is, variable metric method