- before compiling if problem with antlr classes: export CLASSPATH=".:/usr/local/lib/antlr-4.1-complete.jar:$CLASSPATH"

- import project into Eclipse

- REQUIREMENTS:
   - java (1.6)
   - antlr4 (4.1)

- How to run comparator?
     Go into directory bin/ and here: java main/LfdComparator ../../examples3/factorize.lfd ../../examples3/factorize3.lfd 


- How to regenerate grammar?
     java -jar /usr/local/lib/antlr-4.1-complete.jar Lfd.g4

