Redefined OUnion in a definitional manner, and proved the
rules again. Deleted the rules OUnionI/E as they were not needed. Proved
OUN_cong. Extended OrdQuant_ss with oex_cong and defined Ord_atomize to
extract rewrite rules from ALL x<i... assumptions.
#! /bin/sh
# xlisten -- start a program in one window and create a listener window
# environment variable $LISTEN specifies the file name
#create the file!
date > $LISTEN
xterm -geo 80x10+0+0 -T Listener -n Listener -e tail -f $LISTEN &
sleep 2
xterm -geo 80x45+0-0 -e teeinput $* &