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gcc/libf2c/libF77/c_log.c
Kaveh R. Ghazi 407c72cb29 *: Fix formatting.
* libF77/*: Fix formatting.
	* libI77/*: Likewise.
	* libU77/*: Likewise.

From-SVN: r54145
2002-06-01 12:38:32 +00:00

14 lines
219 B
C

#include "f2c.h"
#undef abs
#include "math.h"
extern double f__cabs (double, double);
void
c_log (complex * r, complex * z)
{
double zi, zr;
r->i = atan2 (zi = z->i, zr = z->r);
r->r = log (f__cabs (zr, zi));
}