1996-03-08 ago added constdefs section
1996-02-05 ago expanded tabs; renamed subtype to typedef;
1995-10-25 ago Added various thms and tactics.
1995-10-19 ago corrected spelling of title (to test new CVS loginfo)
1995-05-26 ago Trancl is now based on Relation which used to be in Integ.
1995-03-24 ago changed syntax of tuples from <..., ...> to (..., ...)
1995-03-03 ago new version of HOL with curried function application