doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Wed, 06 Dec 2000 21:10:40 +0100
changeset 10617 adc0ed64a120
parent 5377 efb799c5ed3c
permissions -rw-r--r--
updated;

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