redhat man page for pdl::gslsf::dilog

DILOG(3)						User Contributed Perl Documentation						  DILOG(3)

NAME
       PDL::GSLSF::DILOG - PDL interface to GSL Special Functions

DESCRIPTION
       This is an interface to the Special Function package present in the GNU Scientific Library.

SYNOPSIS
Functions
FUNCTIONS
       gsl_sf_dilog

	 Signature: (double x(); double [o]y(); double [o]e())

       /* Real part of DiLogarithm(x), for real argument. In Lewins notation, this is Li_2(x). Li_2(x) = - Re[ Integrate[ Log[1-s] / s, {s, 0, x}]
       ]

       gsl_sf_complex_dilog

	 Signature: (double r(); double t(); double [o]re(); double [o]im(); double [o]ere(); double [o]eim())

       DiLogarithm(z), for complex argument z = r Exp[i theta].

AUTHOR
       This file copyright (C) 1999 Christian Pellegrin <chri@infis.univ.trieste.it> All rights reserved. There is no warranty. You are allowed to
       redistribute this software / documentation under certain conditions. For details, see the file COPYING in the PDL distribution. If this
       file is separated from the PDL distribution, the copyright notice should be included in the file.

       The GSL SF modules were written by G. Jungman.

perl v5.8.0							    2003-01-29								  DILOG(3)