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Annotation of 42BSD/usr.lib/libF77/z_log.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  *     "@(#)z_log.c    1.1"
                      3:  */
                      4: 
                      5: #include "complex"
                      6: 
                      7: z_log(r, z)
                      8: dcomplex *r, *z;
                      9: {
                     10: double log(), cabs(), atan2();
                     11: 
                     12: r->dimag = atan2(z->dimag, z->dreal);
                     13: r->dreal = log( cabs( z->dreal, z->dimag ) );
                     14: }

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