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/*
Copyright (C) 2008, 2009 William Hart
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 "fmpz.h"
#include "fmpz_poly.h"
int
fmpz_poly_equal(const fmpz_poly_t poly1, const fmpz_poly_t poly2)
{
slong i;
if (poly1 == poly2)
return 1; /* same polynomial */
if (poly1->length != poly2->length)
return 0; /* check if lengths the same */
for (i = 0; i < poly1->length; i++) /* check if coefficients the same */
if (!fmpz_equal(poly1->coeffs + i, poly2->coeffs + i))
return 0;
return 1;
}
int
fmpz_poly_equal_fmpz(const fmpz_poly_t poly, const fmpz_t c)
{
return ((poly->length == 0) && fmpz_is_zero(c)) ||
((poly->length == 1) && fmpz_equal(poly->coeffs, c));
}