doc-src/Tutorial/Misc/exorgoal.ML
author paulson
Fri, 18 Sep 1998 14:32:49 +0200
changeset 5494 2df1a9d43e3c
parent 5377 efb799c5ed3c
permissions -rw-r--r--
improved error messages

Goalw [exor_def] "exor A (~A)";