🚀 go-pugleaf

I have the shell script that appears below (remember to get rid of the
.signature at the end!) which eliminates many different things.

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#!/bin/csh -f
# 
# Delete all \keywords...
# and equations (you know what you are doing);
# \cite, \ref, \label commands;
# \begin {environment} and \end {environment};
# and comments.
#
# DFK 7/88 from LSN 5/87
# dfk@cs.duke.edu 
# Duke University

# Expand filenames to include ".tex" extension
set files
foreach i ($*)
	   set files=($files `basename $i .tex`.tex)
end

# If there is a .spelltex file, read additional sed commands from there
if (-r .spelltex) then
	   set script="-f .spelltex"
else
	   set script=""
endif

sed \
	-e '/^%/d' \
	-e 's/\([^\\]\)%.*/\1/' \
	-e 's/\\cite[ ]*{[^}]*}//g' \
	-e 's/\\ref[ ]*{[^}]*}//g' \
	-e 's/\\label[ ]*{[^}]*}//g' \
	-e 's/\\begin[ ]*{[^}]*}//g' \
	-e 's/\\end[ ]*{[^}]*}//g' \
	$script \
	-e 's/[{}]/ /g' \
	-e 's/\\[a-zA-Z]*/ /g' \
	-e 's/\$[^$]*\$/ /g' \
	 $files \
| spell
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--

-B. A. Lotto  (ben@nsf1.mth.msu.edu)
Department of Mathematics/Michigan State University/East Lansing, MI  48824