2.9BSD - /usr/src/lib/libF77/z_log.c

   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: }

Defined functions