From 5dee9246a3c9d29745b6486f30dcaa57255b3530 Mon Sep 17 00:00:00 2001 From: Jay Belanger Date: Fri, 28 Oct 2005 04:49:41 +0000 Subject: [PATCH] (Predefined Units): Fix the symbol for a TeX points, mention other TeX-related units. --- man/calc.texi | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/man/calc.texi b/man/calc.texi index df92a3f2e9b..726a7bc7a0c 100644 --- a/man/calc.texi +++ b/man/calc.texi @@ -27991,9 +27991,17 @@ for Angstroms. @end ifinfo The unit @code{pt} stands for pints; the name @code{point} stands for -a typographical point, defined by @samp{72 point = 1 in}. There is -also @code{tpt}, which stands for a printer's point as defined by the -@TeX{} typesetting system: @samp{72.27 tpt = 1 in}. +a typographical point, defined by @samp{72 point = 1 in}. This is +slightly different than the point defined by the American Typefounder's +Association in 1886, but the point used by Calc has become standard +largely due to its use by the PostScript page description language. +There is also @code{texpt}, which stands for a printer's point as +defined by the @TeX{} typesetting system: @samp{72.27 texpt = 1 in}. +Other units used by @TeX{} are available; they are @code{texpc} (a pica), +@code{texbp} (a ``big point'', equal to a standard point which is larger +than the point used by @TeX{}), @code{texdd} (a Didot point), +@code{texcc} (a Cicero) and @code{texsp} (a scaled @TeX{} point, +all dimensions representable in @TeX{} are multiples of this value). The unit @code{e} stands for the elementary (electron) unit of charge; because algebra command could mistake this for the special constant -- 2.39.2