doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Wed, 27 Oct 1999 17:09:05 +0200
changeset 7949 7ad4dd78a9a7
parent 5377 efb799c5ed3c
permissions -rw-r--r--
dummy_pattern: aprop;

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