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Annotation of coherent/b/lib/libm/pol.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Evaluate a polynomial.
                      3:  * The polynomial must contain at least two terms.
                      4:  */
                      5: #include <math.h>
                      6: 
                      7: double
                      8: _pol(x, c, n)
                      9: double x;
                     10: double c[];
                     11: register int n;
                     12: {
                     13:        double r, d;
                     14:        register int i;
                     15: 
                     16:        r = c[0];
                     17:        d = x;
                     18:        --n;
                     19:        for (i=1; i<n; i++) {
                     20:                r += d*c[i];
                     21:                d *= x;
                     22:        }
                     23:        r += d*c[i];
                     24:        return (r);
                     25: }

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