doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Sun, 06 Jan 2002 13:48:18 +0100
changeset 12648 16d4b8c09086
parent 5377 efb799c5ed3c
permissions -rw-r--r--
some more text;

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