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doc-src/Tutorial/Misc/NatSum.ML
author
kleing
Mon, 29 Mar 2004 10:17:35 +0200
changeset 14493
216179c782a6
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
include exercises again
Goal "sum n + sum n = n*(Suc n)";
by(induct_tac "n" 1);
by(Auto_tac);