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Pristine Ack-5.5
[Ack-5.5.git]
/
lang
/
fortran
/
lib
/
libF77
/
z_log.c
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#include "f2c.h"
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VOID z_log(r, z)
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doublecomplex *r, *z;
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{
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double log(), cabs(), atan2();
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r->i = atan2(z->i, z->r);
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r->r = log( cabs( z->r, z->i ) );
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}