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https://github.com/vale981/arb
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48 lines
1.6 KiB
C
48 lines
1.6 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 "fmpz_holonomic.h"
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void
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fmpz_holonomic_fun_set_pow_fmpq(fmpz_holonomic_t op, const fmpq_t e)
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{
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if (fmpz_is_one(fmpq_denref(e)))
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{
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fmpz_holonomic_fun_set_pow_fmpz(op, fmpq_numref(e));
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}
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else
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{
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fmpz_holonomic_fit_length(op, 2);
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fmpz_poly_set_fmpz(op->coeffs + 0, fmpq_numref(e));
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fmpz_poly_neg(op->coeffs + 0, op->coeffs + 0);
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fmpz_poly_zero(op->coeffs + 1);
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fmpz_poly_set_coeff_fmpz(op->coeffs + 1, 1, fmpq_denref(e));
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_fmpz_holonomic_set_length(op, 2);
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}
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}
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