doc-src/Tutorial/Misc/NatSum.ML
author nipkow
Sat, 17 Apr 2004 14:51:21 +0200 (2004-04-17)
changeset 14615 603f08285c65
parent 5377 efb799c5ed3c
permissions -rw-r--r--
small additions
Goal "sum n + sum n = n*(Suc n)";
by(induct_tac "n" 1);
by(Auto_tac);