1.功能

利用广义逆求解无约束条件下的优化问题(C语言)



2.参数说明

int m : 非线性方程组中方程个数

int n : 非线性方程组中未知数个数

double eps1 : 控制最小二乘解的精度要求

double eps2 : 用于奇异值分解中的控制精度要求

double x[n] : 存放非线性方程组解的初始近似值X(0),要求各分量不全为0

int ka : Ka＝max{m,n}+1

void (*f)() : 指向计算非线性方程组中各方程左端函数值的函数名(用户自编)

void (*s)() : 指向计算雅可比矩阵的函数名

int ngin() : 函数返回一个标志值



3.文件说明

ngin.c函数文件

ngin0.c主函数文件-1. Using generalized inverse function for non-binding under the conditions of optimization problems (C) 2. Parameter Descr iption int m : nonlinear equation group number int n equation : nonlinear equations were unknown number of double eps1 : Least Squares Solutions of control precision double eps2 : for the singular value decomposition of the control precision double x [n] : Nonlinear storage solutions of equations initial approximation of X (0), the requirements for the component failure 0 int ka : Ka = max (m, n) a void (* f) () : Calculation of nonlinear equations at the Group of the equation extreme value of the function name (user self) void (* s) () : at the Jacobian matrix calculation of the function name ngin int () : function returns a value of three signs. This document explains