arb/fmpcb/exp.c

51 lines
1.5 KiB
C
Raw Normal View History

2012-11-09 17:45:25 +01:00
/*=============================================================================
This file is part of ARB.
ARB is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
ARB is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with ARB; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2012 Fredrik Johansson
******************************************************************************/
#include "fmpcb.h"
void
fmpcb_exp(fmpcb_t r, const fmpcb_t z, long prec)
{
#define a fmpcb_realref(z)
#define b fmpcb_imagref(z)
fmprb_t t, u, v;
fmprb_init(t);
fmprb_init(u);
fmprb_init(v);
fmprb_exp(t, a, prec);
fmprb_sin_cos(u, v, b, prec);
fmprb_mul(fmpcb_realref(r), t, v, prec);
fmprb_mul(fmpcb_imagref(r), t, u, prec);
fmprb_clear(t);
fmprb_clear(u);
fmprb_clear(v);
}