mirror of
https://github.com/vale981/arb
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47 lines
1.1 KiB
C
47 lines
1.1 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(arb_t F, arb_t G, const arb_t l, const arb_t eta, const arb_t z, slong prec)
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{
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acb_ptr tmp;
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tmp = _acb_vec_init(5);
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acb_set_arb(tmp + 2, l);
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acb_set_arb(tmp + 3, eta);
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acb_set_arb(tmp + 4, z);
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acb_hypgeom_coulomb(F ? tmp : NULL, G ? tmp + 1 : NULL,
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NULL, NULL, tmp + 2, tmp + 3, tmp + 4, prec);
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if (F != NULL)
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{
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if (acb_is_real(tmp))
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arb_set(F, acb_realref(tmp));
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else
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arb_indeterminate(F);
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}
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if (G != NULL)
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{
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if (acb_is_real(tmp + 1))
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arb_set(G, acb_realref(tmp + 1));
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else
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arb_indeterminate(G);
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}
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_acb_vec_clear(tmp, 5);
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}
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