doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Wed, 05 Apr 2000 21:06:37 +0200
changeset 8674 ac6c028e0249
parent 5377 efb799c5ed3c
permissions -rw-r--r--
fixed goal selection;

Goal "sum n + sum n = n*(Suc n)";
by(induct_tac "n" 1);
by(Auto_tac);