doc-src/Tutorial/ToyList/qed1
author oheimb
Tue, 24 Apr 2001 14:26:05 +0200
changeset 11266 70c9ebbffc49
parent 5377 efb799c5ed3c
permissions -rw-r--r--
simplified proofs concerning class_rec

qed "rev_app";
Addsimps [rev_app];