cone_inter.c

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/* Jan.17,1992. Bug fix.        Set small coeficient be zero.   */
#include "arith.h"
 
cone_inter(x,n,w)
float x[MAX][MAXRANK];
int n;
float w[MAXEDGE][MAXRANK];
{
    int i,j,en;
    MATRIX dx;
    REAL dw[MAXRANK][MAXEDGE];
 
    for(i=0; i<n; i++){
        for(j=0; j<MAXRANK; j++){
            dx[i][j]=(double)x[i][j];
/* Set small coecifients be zero */
            if(fabs(dx[i][j])<EPS)
                dx[i][j]=0;
        }
    }
 
    en=cone(dx,n,MAXRANK,dw);
 
    for(i=0; i<en; i++){
        for(j=0; j<MAXRANK; j++){
            if(fabs(dw[j][i])<0.000001)
                w[i][j]=(float)0.0;
            else
                w[i][j]=(float)dw[j][i];
        }
    }
    
    return(en);
}