doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Mon, 14 Jan 2002 16:09:25 +0100
changeset 12744 8e1b3d425b71
parent 5377 efb799c5ed3c
permissions -rw-r--r--
tuned;

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