﻿功能:解AX=B这类线性方程组

格式:SolveEquationCramer2(a,b)

说明:对于矩阵a,b,x求解a*x=b中的x.其解法采用克拉莫法则求解.b为n*1或者1*n的矩阵但是其求行列式的算法采用det2.

例子:

a =
 [ 2.96308283366406   7.11547358758537   1.67573193631868   2.59765769010301
   9.1526318803209    0.393555578958968   4.44728478530761   6.1709757783315
   3.52274747729429   3.58825357332279   9.25653085077951   2.75081032549534
   7.78728630756367   9.40801071906835   7.90509372386387   7.25049298594263 ]
b =
 [ 1.15929223185372
   1.57086310050025
   8.37992090190757
   4.52824353916954 ]

x=SolveEquationCramer2(a,b)//回车后得到如下结果
x =
 [ 0.516938548988382
   0.166577126293634
   1.01720250489207
   -1.25585191102405 ]

//可以验证b={mul<矩阵运算\mul>}(a,x)的