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

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

Defined functions