arb/arb_poly/set_coeff_si.c
2015-11-05 17:59:29 +00:00

42 lines
1.4 KiB
C

/*=============================================================================
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) 2013 Fredrik Johansson
******************************************************************************/
#include "arb_poly.h"
void
arb_poly_set_coeff_si(arb_poly_t poly, slong n, slong x)
{
arb_poly_fit_length(poly, n + 1);
if (n + 1 > poly->length)
{
_arb_vec_zero(poly->coeffs + poly->length, n - poly->length);
poly->length = n + 1;
}
arb_set_si(poly->coeffs + n, x);
_arb_poly_normalise(poly);
}