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doc-src/Tutorial/Misc/NatSum.ML
author
paulson
Fri, 16 Nov 2001 18:24:11 +0100
changeset 12224
02df7cbe7d25
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
even more theories from Jacques
Goal "sum n + sum n = n*(Suc n)";
by(induct_tac "n" 1);
by(Auto_tac);