1CLAUSEN(3)            User Contributed Perl Documentation           CLAUSEN(3)
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NAME

6       PDL::GSLSF::CLAUSEN - PDL interface to GSL Special Functions
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DESCRIPTION

9       This is an interface to the Special Function package present in the GNU
10       Scientific Library.
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SYNOPSIS

FUNCTIONS

14   gsl_sf_clausen
15         Signature: (double x(); double [o]y(); double [o]e())
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17       Clausen Integral. Cl_2(x) := Integrate[-Log[2 Sin[t/2]], {t,0,x}]
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19       gsl_sf_clausen does not process bad values.  It will set the bad-value
20       flag of all output piddles if the flag is set for any of the input
21       piddles.
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AUTHOR

24       This file copyright (C) 1999 Christian Pellegrin
25       <chri@infis.univ.trieste.it> All rights reserved. There is no warranty.
26       You are allowed to redistribute this software / documentation under
27       certain conditions. For details, see the file COPYING in the PDL
28       distribution. If this file is separated from the PDL distribution, the
29       copyright notice should be included in the file.
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31       The GSL SF modules were written by G. Jungman.
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35perl v5.32.1                      2021-02-15                        CLAUSEN(3)