doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Sun, 04 Feb 2001 22:28:31 +0100
changeset 11059 9ef75bf54a49
parent 5377 efb799c5ed3c
permissions -rw-r--r--
converted to new-style;

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