mirror of
https://github.com/vale981/arb
synced 2025-03-04 17:01:40 -05:00
6bf072eb59
This will allow us to not loose the julia session on error. See also https://github.com/wbhart/flint2/pull/243
92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
/*
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Copyright (C) 2015 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_hypgeom.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("gegenbauer_c....");
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fflush(stdout);
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flint_randinit(state);
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for (iter = 0; iter < 1000 * arb_test_multiplier(); iter++)
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{
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acb_t n, m, z, t, u, res1, res2;
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slong prec1, prec2;
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acb_init(n);
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acb_init(m);
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acb_init(z);
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acb_init(t);
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acb_init(u);
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acb_init(res1);
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acb_init(res2);
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prec1 = 2 + n_randint(state, 300);
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prec2 = 2 + n_randint(state, 300);
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if (n_randint(state, 2))
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{
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acb_set_si(m, n_randint(state, 20) - 10);
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acb_set_si(n, n_randint(state, 20) - 10);
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}
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else
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{
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acb_randtest_param(n, state, 1 + n_randint(state, 400), 10);
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acb_randtest_param(m, state, 1 + n_randint(state, 400), 10);
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}
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acb_randtest_param(z, state, 1 + n_randint(state, 400), 10);
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acb_hypgeom_gegenbauer_c(res1, n, m, z, prec1);
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acb_one(t);
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acb_mul_2exp_si(t, t, -1);
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acb_sub(t, m, t, prec2);
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acb_hypgeom_jacobi_p(res2, n, t, t, z, prec2);
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acb_add_ui(t, t, 1, prec2);
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acb_rising(t, t, n, prec2);
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acb_div(res2, res2, t, prec2);
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acb_mul_2exp_si(t, m, 1);
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acb_rising(t, t, n, prec2);
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acb_mul(res2, res2, t, prec2);
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if (!acb_overlaps(res1, res2))
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{
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flint_printf("FAIL: consistency 1\n\n");
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flint_printf("iter = %wd, prec1 = %wd, prec2 = %wd\n\n", iter, prec1, prec2);
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flint_printf("n = "); acb_printd(n, 30); flint_printf("\n\n");
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flint_printf("m = "); acb_printd(m, 30); flint_printf("\n\n");
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flint_printf("z = "); acb_printd(z, 30); flint_printf("\n\n");
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flint_printf("res1 = "); acb_printd(res1, 30); flint_printf("\n\n");
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flint_printf("res2 = "); acb_printd(res2, 30); flint_printf("\n\n");
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flint_abort();
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}
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acb_clear(n);
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acb_clear(m);
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acb_clear(z);
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acb_clear(t);
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acb_clear(u);
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acb_clear(res1);
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acb_clear(res2);
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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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