From 305bed3d08abf67349738cacbe1312865ca3e0b0 Mon Sep 17 00:00:00 2001 From: Jens Vollinga Date: Wed, 7 Jan 2004 15:51:07 +0000 Subject: [PATCH] Updated description of multiple polylogs. --- doc/tutorial/ginac.texi | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/doc/tutorial/ginac.texi b/doc/tutorial/ginac.texi index 79197012..3146700c 100644 --- a/doc/tutorial/ginac.texi +++ b/doc/tutorial/ginac.texi @@ -23,7 +23,7 @@ This is a tutorial that documents GiNaC @value{VERSION}, an open framework for symbolic computation within the C++ programming language. -Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany +Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice @@ -4643,9 +4643,14 @@ in the same order as they appear in the nested sums representation in the cases of @code{Li} and @code{zeta}). If you want to numerically evaluate the functions, the parameters @code{n} and @code{p} as well as @code{x} in the case of @code{zeta} must all be -positive integers (or @code{lst}s containing them). The multiple polylogarithm -has the additional restriction that the second parameter must only -contain arguments with an absolute value smaller than one. +positive integers (or @code{lst}s containing them). +This means, that the harmonic polylogarithm in GiNaC @value{VERSION} is only +a subset of the original definition by Remiddi and Vermaseren. If you want to +have the complete harmonic polylogarithm, then you have to upgrade to GiNaC 1.2 +or higher. Note also that the convention for arguments on the branch cut as +explained above is different from the one Remiddi and Vermaseren have chosen. +The multiple polylogarithm has the additional restriction that the second +parameter must only contain arguments with an absolute value smaller than one. @node Solving Linear Systems of Equations, Input/Output, Built-in Functions, Methods and Functions @c node-name, next, previous, up -- 2.50.0