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/*
Copyright (C) 2018 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 "fmpq_mpoly.h"
int fmpq_mpoly_equal_fmpz(const fmpq_mpoly_t A, const fmpz_t c,
const fmpq_mpoly_ctx_t ctx)
{
if (fmpq_mpoly_is_zero(A, ctx))
{
return fmpz_is_zero(c);
}
else
{
return fmpz_is_one(fmpq_denref(A->content))
&& fmpz_equal(fmpq_numref(A->content), c)
&& fmpz_mpoly_is_one(A->zpoly, ctx->zctx);
}
}
int fmpq_mpoly_equal_ui(const fmpq_mpoly_t A, ulong c,
const fmpq_mpoly_ctx_t ctx)
{
if (fmpq_mpoly_is_zero(A, ctx))
{
return c == UWORD(0);
}
else
{
return fmpz_is_one(fmpq_denref(A->content))
&& fmpz_equal_ui(fmpq_numref(A->content), c)
&& fmpz_mpoly_is_one(A->zpoly, ctx->zctx);
}
}
int fmpq_mpoly_equal_si(const fmpq_mpoly_t A, slong c,
const fmpq_mpoly_ctx_t ctx)
{
if (fmpq_mpoly_is_zero(A, ctx))
{
return c == WORD(0);
}
else
{
return fmpz_is_one(fmpq_denref(A->content))
&& fmpz_equal_si(fmpq_numref(A->content), c)
&& fmpz_mpoly_is_one(A->zpoly, ctx->zctx);
}
}