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BSD 4.3reno

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *	@(#)z_log.c	5.2	11/3/86
 */

#include "complex"
#ifdef tahoe
#define cabs zabs
#endif tahoe

z_log(r, z)
dcomplex *r, *z;
{
double log(), cabs(), atan2();

r->dimag = atan2(z->dimag, z->dreal);
r->dreal = log( cabs( z->dreal, z->dimag ) );
}

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