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Annotation of researchv10no/cmd/map/libmap/ccubrt.c, revision 1.1.1.1

1.1       root        1: #include "map.h"
                      2: 
                      3: void
                      4: ccubrt(double zr, double zi, double *wr, double *wi)
                      5: {
                      6:        double r, theta;
                      7:        theta = atan2(zi,zr);
                      8:        r = cubrt(hypot(zr,zi));
                      9:        *wr = r*cos(theta/3);
                     10:        *wi = r*sin(theta/3);
                     11: }

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