/*
Copyright (C) 2017 Daniel Schultz
This file is part of FLINT.
FLINT is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version. See <https://www.gnu.org/licenses/>.
*/
#include "nmod.h"
#include "nmod_mpoly.h"
void nmod_mpoly_sub_ui(nmod_mpoly_t A, const nmod_mpoly_t B,
ulong c, const nmod_mpoly_ctx_t ctx)
{
if (c >= ctx->mod.n)
{
NMOD_RED(c, c, ctx->mod);
}
nmod_mpoly_add_ui(A, B, nmod_neg(c, ctx->mod), ctx);
}