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doc-src/Tutorial/Misc/NatSum.ML
author
kleing
Sun, 18 May 2003 15:28:41 +0200
changeset 14035
c46ce87960fb
parent 5377
efb799c5ed3c
permissions
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Goal "sum n + sum n = n*(Suc n)";
by(induct_tac "n" 1);
by(Auto_tac);