OCaml implementation of operations in Program Algebra

Taddeus Kroes 23418c16e1 Added better error checking 11 年之前
.gitignore 9340893b20 Added basic PGA parser and printer 11 年之前
Makefile 9340893b20 Added basic PGA parser and printer 11 年之前
parse.ml 23418c16e1 Added better error checking 11 年之前
pga.ml 23418c16e1 Added better error checking 11 年之前
stringify.ml 23418c16e1 Added better error checking 11 年之前
types.ml 23418c16e1 Added better error checking 11 年之前