[unix-history] / usr / src / libF77 / c_log.c

#include "complex"

c_log(r, z)
complex *r, *z;
{
double log(), cabs(), atan2();

r->imag = atan2(z->imag, z->real);
r->real = log( cabs(z->real, z->imag) );
}
Commit	Line	Data
27d66adc KT	1	#include "complex"
	2
	3	c_log(r, z)
	4	complex r, z;
	5	{
	6	double log(), cabs(), atan2();
	7
	8	r->imag = atan2(z->imag, z->real);
	9	r->real = log( cabs(z->real, z->imag) );
	10	}