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doc-src/Tutorial/Misc/Tree.thy
author
paulson
Fri, 18 Sep 1998 16:04:44 +0200
changeset 5509
c38cc427976c
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
Now defines "int" as a linear order; basic derivations moved to IntDef
Tree = Main +
datatype 'a tree = Tip | Node ('a tree) 'a ('a tree)
end