doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Tue, 08 Jan 2002 18:08:02 +0100
changeset 12674 106d62d106fc
parent 5377 efb799c5ed3c
permissions -rw-r--r--
tuned;

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