doc-src/Tutorial/Misc/NatSum.thy

--- a/doc-src/Tutorial/Misc/NatSum.thy	Mon Nov 29 11:18:16 2004 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,6 +0,0 @@
-NatSum = Main +
-consts sum :: nat => nat
-primrec
-"sum 0 = 0"
-"sum (Suc n) = Suc n + sum n"
-end