aboutsummaryrefslogtreecommitdiff
path: root/src/complex/clog.c
blob: 6f10a115bee6b0c2d644f9ec42f080dfb8f99d08 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
#include "libm.h"

// FIXME

/* log(z) = log(|z|) + i arg(z) */

double complex clog(double complex z)
{
	double r, phi;

	r = cabs(z);
	phi = carg(z);
	return cpack(log(r), phi);
}