mirror of
https://github.com/vale981/arb
synced 2025-03-06 09:51:39 -05:00
104 lines
3 KiB
C
104 lines
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) 2012 Fredrik Johansson
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******************************************************************************/
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#include "fmprb_poly.h"
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int main()
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{
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long iter;
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flint_rand_t state;
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printf("evaluate....");
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fflush(stdout);
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flint_randinit(state);
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for (iter = 0; iter < 10000; iter++)
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{
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long qbits1, qbits2, rbits1, rbits2, rbits3;
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fmpq_poly_t F;
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fmpq_t X, Y;
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fmprb_poly_t f;
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fmprb_t x, y;
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qbits1 = 2 + n_randint(state, 200);
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qbits2 = 2 + n_randint(state, 200);
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rbits1 = 2 + n_randint(state, 200);
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rbits2 = 2 + n_randint(state, 200);
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rbits3 = 2 + n_randint(state, 200);
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fmpq_poly_init(F);
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fmpq_init(X);
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fmpq_init(Y);
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fmprb_poly_init(f);
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fmprb_init(x);
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fmprb_init(y);
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fmpq_poly_randtest(F, state, 1 + n_randint(state, 20), qbits1);
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fmpq_randtest(X, state, qbits2);
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fmpq_poly_evaluate_fmpq(Y, F, X);
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fmprb_poly_set_fmpq_poly(f, F, rbits1);
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fmprb_set_fmpq(x, X, rbits2);
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fmprb_poly_evaluate(y, f, x, rbits3);
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if (!fmprb_contains_fmpq(y, Y))
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{
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printf("FAIL\n\n");
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printf("F = "); fmpq_poly_print(F); printf("\n\n");
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printf("X = "); fmpq_print(X); printf("\n\n");
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printf("Y = "); fmpq_print(Y); printf("\n\n");
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printf("f = "); fmprb_poly_printd(f, 15); printf("\n\n");
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printf("x = "); fmprb_printd(x, 15); printf("\n\n");
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printf("y = "); fmprb_printd(y, 15); printf("\n\n");
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abort();
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}
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/* aliasing */
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fmprb_poly_evaluate(x, f, x, rbits3);
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if (!fmprb_contains_fmpq(x, Y))
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{
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printf("FAIL (aliasing)\n\n");
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abort();
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}
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fmpq_poly_clear(F);
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fmpq_clear(X);
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fmpq_clear(Y);
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fmprb_poly_clear(f);
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fmprb_clear(x);
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fmprb_clear(y);
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}
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flint_randclear(state);
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_fmpz_cleanup();
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printf("PASS\n");
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return EXIT_SUCCESS;
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}
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