/*
Copyright (C) 2020 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_mpoly_factor.h"
int nmod_mpolyu_is_canonical(
const nmod_mpolyu_t A,
const nmod_mpoly_ctx_t ctx)
{
slong i;
for (i = 0; i < A->length; i++)
{
if (!nmod_mpoly_is_canonical(A->coeffs + i, ctx))
return 0;
if (nmod_mpoly_is_zero(A->coeffs + i, ctx))
return 0;
if (i > 0 && A->exps[i] >= A->exps[i - 1])
return 0;
}
return 1;
}