doc/Contents

adapted pure_trfunsT;
added type_tr/tr';
eliminated mk_ofclassS_tr';

intro		Introduction to Isabelle
ref		The Isabelle Reference Manual
system		The Isabelle System Manual
logics		Isabelle's Object-Logics
ind-defs	(Co)Inductive Definitions in ZF
axclass		Tutorial on Axiomatic Type Classes