mirror of
https://github.com/vale981/arb
synced 2025-03-05 09:21:38 -05:00
6bf072eb59
This will allow us to not loose the julia session on error. See also https://github.com/wbhart/flint2/pull/243
84 lines
2.3 KiB
C
84 lines
2.3 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_modular.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("elliptic_e....");
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fflush(stdout);
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flint_randinit(state);
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for (iter = 0; iter < 500 * arb_test_multiplier(); iter++)
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{
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acb_t m, w, K, Kp, E, Ep, r, pi2;
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slong prec;
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acb_init(m);
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acb_init(w);
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acb_init(K);
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acb_init(Kp);
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acb_init(E);
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acb_init(Ep);
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acb_init(r);
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acb_init(pi2);
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prec = 2 + n_randint(state, 1000);
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acb_randtest(m, state, prec, 1 + n_randint(state, 100));
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acb_sub_ui(w, m, 1, prec);
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acb_neg(w, w);
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acb_const_pi(pi2, prec);
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acb_mul_2exp_si(pi2, pi2, -1);
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acb_modular_elliptic_k(K, m, prec);
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acb_modular_elliptic_k(Kp, w, prec);
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acb_modular_elliptic_e(E, m, prec);
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acb_modular_elliptic_e(Ep, w, prec);
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acb_mul(r, K, Ep, prec);
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acb_addmul(r, E, Kp, prec);
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acb_submul(r, K, Kp, prec);
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if (!acb_overlaps(r, pi2))
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{
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flint_printf("FAIL (overlap)\n\n");
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flint_printf("m = "); acb_printd(m, 30); flint_printf("\n\n");
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flint_printf("w = "); acb_printd(w, 30); flint_printf("\n\n");
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flint_printf("K = "); acb_printd(K, 30); flint_printf("\n\n");
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flint_printf("Kp = "); acb_printd(Kp, 30); flint_printf("\n\n");
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flint_printf("E = "); acb_printd(E, 30); flint_printf("\n\n");
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flint_printf("Ep = "); acb_printd(Ep, 30); flint_printf("\n\n");
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flint_printf("r = "); acb_printd(r, 30); flint_printf("\n\n");
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flint_abort();
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}
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acb_clear(m);
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acb_clear(w);
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acb_clear(K);
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acb_clear(Kp);
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acb_clear(E);
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acb_clear(Ep);
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acb_clear(r);
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acb_clear(pi2);
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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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