diff -r 7f5be9be51a7 -r a9ae6534dc5c lib/Tools/dimacs2hol
--- a/lib/Tools/dimacs2hol	Wed Jul 10 20:16:04 2013 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,46 +0,0 @@
-#!/usr/bin/env bash
-#
-# Author: Tjark Weber
-#
-# DESCRIPTION: convert DIMACS CNF files into Isabelle/HOL theories
-
-
-## diagnostics
-
-PRG="$(basename "$0")"
-
-function usage()
-{
-  echo
-  echo "Usage: isabelle $PRG FILES"
-  echo
-  echo "  Convert files in DIMACS CNF format [1] into Isabelle/HOL theories."
-  echo
-  echo "  For each CNF file, a theory file (with '.thy' appended to the original"
-  echo "  filename) is generated.  The CNF files are not modified."
-  echo
-  echo "  This script is not too strict about the format of the input file.  However,"
-  echo "  in rare cases it may produce a theory that will not be accepted by"
-  echo "  Isabelle/HOL (e.g. when a CNF file contains '\\end{verbatim}' or '*}' in a"
-  echo "  comment)."
-  echo
-  echo "  Each CNF file must contain at least one clause, and may not contain empty"
-  echo "  clauses (i.e. '0' immediately followed by another '0')."
-  echo
-  echo "  The CNF formula is negated, so that an unsatisfiable formula becomes"
-  echo "  provable."
-  echo
-  echo "  [1] ftp://dimacs.rutgers.edu/pub/challenge/satisfiability/doc/satformat.dvi"
-  echo
-  exit 1
-}
-
-
-## process command line
-
-[ "$#" -eq 0 -o "$1" = "-?" ] && usage
-
-
-## main
-
-exec perl -w "$ISABELLE_HOME/lib/scripts/dimacs2hol.pl" "$@"