doc-src/Tutorial/Misc/Tree.thy
author wenzelm
Mon, 08 May 2000 11:13:28 +0200
changeset 8828 5be2d1745c61
parent 5377 efb799c5ed3c
permissions -rw-r--r--
improved indexing;
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Tree = Main +
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datatype 'a tree = Tip | Node ('a tree) 'a ('a tree)
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end