(cd paper; detex -lw paper.tex | sort | tr "[:upper:]" "[:lower:]" | ../lemm.py | uniq -c | sort -nrk1 | sed -re "s/\s+(\w+)\s+((\w|')+)$/\1\t\2/") > words.txt 
git log --date=iso | grep Date | tr -s " " | cut -d" " -f2,3 | tr -s " " "T" > commits.txt