src/HOL/WF.thy
1996-03-08 ago added constdefs section
1996-02-05 ago expanded tabs; renamed subtype to typedef;
1995-10-09 ago corrected title
1995-03-24 ago changed syntax of tuples from <..., ...> to (..., ...)
1995-03-20 ago changed syntax of "if"
1995-03-03 ago new version of HOL with curried function application