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20 lines
514 B
C
20 lines
514 B
C
/*
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Copyright (C) 2017 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.h"
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void
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arb_csc(arb_t res, const arb_t x, slong prec)
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{
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arb_sin(res, x, prec + 4);
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arb_inv(res, res, prec);
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}
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