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/*
Copyright (C) 2020 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 "test_helpers.h"
#include "ca_mat.h"
TEST_FUNCTION_START(ca_mat_rank, state)
{
slong iter;
for (iter = 0; iter < 1000 * 0.1 * flint_test_multiplier(); iter++)
{
ca_ctx_t ctx;
ca_mat_t A, B;
slong rank1, rank2, r, c;
int success;
ca_ctx_init(ctx);
r = n_randint(state, 6);
c = n_randint(state, 6);
ca_mat_init(A, r, c, ctx);
ca_mat_init(B, r, c, ctx);
ca_mat_randtest(A, state, 1, 5, ctx);
ca_mat_set(B, A, ctx);
ca_mat_randops(B, state, 1 + n_randint(state, 20), ctx);
success = ca_mat_rank(&rank1, A, ctx);
if (success)
{
success = ca_mat_rank(&rank2, B, ctx);
if (success)
{
if (rank1 != rank2)
{
flint_printf("FAIL:\n");
flint_printf("A: "); ca_mat_print(A, ctx); flint_printf("\n");
flint_printf("B: "); ca_mat_print(B, ctx); flint_printf("\n");
flint_printf("rank = %wd, %wd\n\n", rank1, rank2);
flint_abort();
}
}
}
ca_mat_clear(A, ctx);
ca_mat_clear(B, ctx);
ca_ctx_clear(ctx);
}
TEST_FUNCTION_END(state);
}