doc-src/Tutorial/Misc/NatSum.ML
author wenzelm
Fri, 17 Mar 2000 16:30:45 +0100
changeset 8499 8958ece3bbdf
parent 5377 efb799c5ed3c
permissions -rw-r--r--
old_symbol_source: include header;

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