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#include "f2c.h"
#undef abs
#include <math.h>
extern double f__cabs (double, double);
void
pow_zz (doublecomplex * r, doublecomplex * a, doublecomplex * b)
{
double logr, logi, x, y;
logr = log (f__cabs (a->r, a->i));
logi = atan2 (a->i, a->r);
x = exp (logr * b->r - logi * b->i);
y = logr * b->i + logi * b->r;
r->r = x * cos (y);
r->i = x * sin (y);
}
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