1 /* mpc_pow_fr -- Raise a complex number to a floating-point power.
3 Copyright (C) 2009, 2011 INRIA
5 This file is part of GNU MPC.
7 GNU MPC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU Lesser General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
17 You should have received a copy of the GNU Lesser General Public License
18 along with this program. If not, see http://www.gnu.org/licenses/ .
24 mpc_pow_fr (mpc_ptr z
, mpc_srcptr x
, mpfr_srcptr y
, mpc_rnd_t rnd
)
29 /* avoid copying the significand of y by copying only the struct */
30 mpc_realref(yy
)[0] = y
[0];
31 mpfr_init2 (mpc_imagref(yy
), MPFR_PREC_MIN
);
32 mpfr_set_ui (mpc_imagref(yy
), 0, GMP_RNDN
);
33 inex
= mpc_pow (z
, x
, yy
, rnd
);
34 mpfr_clear (mpc_imagref(yy
));