mirror of
https://github.com/vale981/arb
synced 2025-03-06 01:41:39 -05:00
121 lines
3.3 KiB
C
121 lines
3.3 KiB
C
/*=============================================================================
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This file is part of ARB.
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ARB is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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ARB is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with ARB; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2016 Arb authors
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******************************************************************************/
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#include "bool_mat.h"
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int main()
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{
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slong iter;
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flint_rand_t state;
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flint_printf("is_diagonal....");
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fflush(stdout);
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flint_randinit(state);
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/* all zero matrices are diagonal */
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{
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slong m, n;
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for (m = 0; m < 10; m++)
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{
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for (n = 0; n < 10; n++)
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{
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bool_mat_t zero;
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bool_mat_init(zero, m, n);
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bool_mat_zero(zero);
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if (!bool_mat_is_diagonal(zero))
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{
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flint_printf("FAIL (zero matrix)\n");
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abort();
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}
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bool_mat_clear(zero);
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}
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}
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}
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/* all identity matrices are diagonal */
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{
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slong n;
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for (n = 0; n < 10; n++)
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{
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bool_mat_t one;
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bool_mat_init(one, n, n);
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bool_mat_one(one);
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if (!bool_mat_is_diagonal(one))
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{
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flint_printf("FAIL (identity matrix)\n");
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abort();
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}
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bool_mat_clear(one);
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}
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}
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for (iter = 0; iter < 10000; iter++)
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{
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slong m, n;
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bool_mat_t A;
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m = n_randint(state, 10) + 1;
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n = n_randint(state, 10) + 1;
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bool_mat_init(A, m, n);
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/* random diagonal */
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{
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bool_mat_randtest_diagonal(A, state);
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if (!bool_mat_is_diagonal(A))
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{
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flint_printf("FAIL (random diagonal)\n");
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flint_printf("A:\n"); bool_mat_print(A); flint_printf("\n");
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abort();
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}
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}
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/* random non-diagonal */
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{
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slong i, j;
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bool_mat_randtest(A, state);
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i = n_randint(state, m);
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j = n_randint(state, n);
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if (i != j)
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{
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bool_mat_set_entry(A, i, j, 1);
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if (bool_mat_is_diagonal(A))
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{
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flint_printf("FAIL (random non-diagonal)\n");
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flint_printf("A:\n"); bool_mat_print(A); flint_printf("\n");
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abort();
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}
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}
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}
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bool_mat_clear(A);
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}
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flint_randclear(state);
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flint_cleanup();
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flint_printf("PASS\n");
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return EXIT_SUCCESS;
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}
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