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doc-src/Tutorial/Misc/NatSum.ML
author
paulson
Thu, 22 Apr 2004 12:31:33 +0200
changeset 14656
765badface6a
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
changed SML/NJ v 45 to 44
Goal "sum n + sum n = n*(Suc n)";
by(induct_tac "n" 1);
by(Auto_tac);