mirror of
https://github.com/vale981/arb
synced 2025-03-05 09:21:38 -05:00
63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
/*
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Copyright (C) 2019 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 "arb_hypgeom.h"
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#include "acb_hypgeom.h"
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void
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arb_hypgeom_coulomb_jet(arb_ptr F, arb_ptr G, const arb_t l, const arb_t eta, const arb_t z, slong len, slong prec)
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{
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acb_ptr tmp, tmpF, tmpG;
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slong k;
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if (len <= 0)
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return;
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if (len == 1)
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{
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arb_hypgeom_coulomb(F, G, l, eta, z, prec);
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return;
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}
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tmp = _acb_vec_init(3);
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tmpF = _acb_vec_init(len);
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tmpG = _acb_vec_init(len);
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acb_set_arb(tmp, l);
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acb_set_arb(tmp + 1, eta);
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acb_set_arb(tmp + 2, z);
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acb_hypgeom_coulomb_jet(F ? tmpF : NULL, G ? tmpG : NULL,
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NULL, NULL, tmp, tmp + 1, tmp + 2, len, prec);
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if (F != NULL)
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{
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if (acb_is_real(tmpF))
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for (k = 0; k < len; k++)
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arb_set(F + k, acb_realref(tmpF + k));
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else
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_arb_vec_indeterminate(F, len);
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}
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if (G != NULL)
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{
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if (acb_is_real(tmpG))
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for (k = 0; k < len; k++)
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arb_set(G + k, acb_realref(tmpG + k));
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else
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_arb_vec_indeterminate(G, len);
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}
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_acb_vec_clear(tmpF, len);
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_acb_vec_clear(tmpG, len);
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_acb_vec_clear(tmp, 3);
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}
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