clarified type ML_Context.antiq: context parser maintains compilation context, declaration is applied to final context;
subtle change of semantics of ML_Context.add_antiq: need to avoid accidental update of context due to concrete syntax parser (cf. Scan.pass);
(* Title: HOL/MicroJava/DFA/Semilattices.thy
Author: Gerwin Klein
Copyright 2003 TUM
*)
header {* Semilattices *}
(*<*)
theory Semilattices
imports Err Opt Product Listn
begin
end
(*>*)