13 lines
197 B
C
13 lines
197 B
C
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void rsolv(float **a, int n, float d[], float b[])
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{
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int i,j;
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float sum;
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b[n] /= d[n];
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for (i=n-1;i>=1;i--) {
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for (sum=0.0,j=i+1;j<=n;j++) sum += a[i][j]*b[j];
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b[i]=(b[i]-sum)/d[i];
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}
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}
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