乘幂法求特征值及特征向量
#include
#include
#define NUMBER 20
#define epsilon 0.001 main()
{
double A[NUMBER][NUMBER],X[NUMBER],G[NUMBER];
int n;
int i,r,j,k;
double XK[NUMBER],Y[NUMBER];
double m;
double h;
printf("\n gui fan hua cheng mi fa qiu ju zhen zhu te zheng zhi ji te zhen xiang liang:");
printf("\n shu ru ju zhen de wei shu n=");
scanf("%d",&n);
printf("\n xian zai shu ru ju zhen A:");
for(i=1;i<=n;i++)
{
printf("\n qing shu ru a%dl--a%d%d xi shu:",i,i,n);
for(j=1;j<=n;j++)
scanf("%lf",&A[i][j]);
}
for(i=1;i<=n;i++)
X[i]=1;
for(;;)
{
m=0;
h=0;
for(i=1;i<=n;i++)
if(m