doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Wed, 05 Jun 2002 12:24:14 +0200
changeset 13202 53022e5f73ff
parent 5377 efb799c5ed3c
permissions -rw-r--r--
initial setup;

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