doc-src/Tutorial/Misc/exorgoal.ML
author paulson
Tue, 05 Sep 2000 10:13:20 +0200
changeset 9838 dc84dda48a5a
parent 5377 efb799c5ed3c
permissions -rw-r--r--
moved proof of "choice" to Tools/meson.ML

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