# include<stdio.h>
# include<math.h>
# define N 3
main(){
float NF2(float *x,float *y);
float A[N][N]={{10,-1,-2},{-1,10,-2},{-1,-1,5}};
float b[N]={7.2,8.3,4.2},sum=0;
float x[N]= {0,0,0},y[N]={0},x0[N]={};
&n ...
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2019-10-13
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