mirror of
https://github.com/vale981/arb
synced 2025-03-05 17:31:38 -05:00
6bf072eb59
This will allow us to not loose the julia session on error. See also https://github.com/wbhart/flint2/pull/243
91 lines
2.5 KiB
C
91 lines
2.5 KiB
C
/*
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Copyright (C) 2013 Fredrik Johansson
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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 it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version. See <http://www.gnu.org/licenses/>.
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*/
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#include "acb_poly.h"
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ARB_DLL extern slong acb_poly_newton_exp_cutoff;
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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("exp_series....");
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fflush(stdout);
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flint_randinit(state);
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for (iter = 0; iter < 10000 * arb_test_multiplier(); iter++)
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{
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slong m, n, bits1, bits2, bits3;
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acb_poly_t a, b, c, d;
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bits1 = 2 + n_randint(state, 100);
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bits2 = 2 + n_randint(state, 100);
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bits3 = 2 + n_randint(state, 100);
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if (iter > 1000)
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{
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acb_poly_newton_exp_cutoff = 5 + n_randint(state, 50);
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}
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if (n_randint(state, 100) == 0)
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{
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m = 1 + n_randint(state, 100);
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n = 1 + n_randint(state, 100);
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}
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else
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{
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m = 1 + n_randint(state, 20);
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n = 1 + n_randint(state, 20);
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}
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acb_poly_init(a);
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acb_poly_init(b);
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acb_poly_init(c);
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acb_poly_init(d);
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acb_poly_randtest(a, state, m, bits1, 5);
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acb_poly_randtest(b, state, m, bits1, 5);
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acb_poly_randtest(c, state, 1 + n_randint(state, 300), bits1, 10);
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acb_poly_randtest(d, state, 1 + n_randint(state, 300), bits1, 10);
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/* check exp(a+b) = exp(a) exp(b) */
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acb_poly_exp_series(c, a, n, bits2);
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acb_poly_exp_series(d, b, n, bits2);
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acb_poly_mullow(c, c, d, n, bits2);
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acb_poly_add(d, a, b, bits3);
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acb_poly_exp_series(d, d, n, bits3); /* also aliasing test */
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if (!acb_poly_overlaps(c, d))
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{
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flint_printf("FAIL\n\n");
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flint_printf("a = "); acb_poly_printd(a, 15); flint_printf("\n\n");
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flint_printf("b = "); acb_poly_printd(b, 15); flint_printf("\n\n");
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flint_printf("c = "); acb_poly_printd(c, 15); flint_printf("\n\n");
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flint_printf("d = "); acb_poly_printd(d, 15); flint_printf("\n\n");
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flint_abort();
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}
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acb_poly_clear(a);
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acb_poly_clear(b);
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acb_poly_clear(c);
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acb_poly_clear(d);
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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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