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/*
Copyright (C) 2010,2011 Fredrik Johansson
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_mat.h"
void
fmpz_mat_det(fmpz_t det, const fmpz_mat_t A)
{
slong dim = A->r;
if (dim != A->c)
{
flint_throw(FLINT_ERROR, "Exception (fmpz_mat_det). Non-square matrix.\n");
}
if (dim < 5)
fmpz_mat_det_cofactor(det, A);
else if (dim < 25)
fmpz_mat_det_bareiss(det, A);
else if (dim < 60)
fmpz_mat_det_modular(det, A, 1);
else
{
slong bits = fmpz_mat_max_bits(A);
if (dim < FLINT_ABS(bits))
fmpz_mat_det_modular(det, A, 1);
else
fmpz_mat_det_modular_accelerated(det, A, 1);
}
}