| changeset 58372 | bfd497f2f4c2 |
| parent 58310 | 91ea607a34d8 |
| child 58382 | 2ee61d28c667 |
--- a/src/HOL/Proofs/Lambda/Lambda.thy Thu Sep 18 16:47:40 2014 +0200 +++ b/src/HOL/Proofs/Lambda/Lambda.thy Thu Sep 18 16:47:40 2014 +0200 @@ -5,7 +5,9 @@ header {* Basic definitions of Lambda-calculus *} -theory Lambda imports Main begin +theory Lambda +imports Old_Datatype +begin declare [[syntax_ambiguity_warning = false]]