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view demo/list.urs @ 619:f38e009009bb

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Time to start thinking about guards
author Adam Chlipala <adamc@hcoop.net>
date Sat, 21 Feb 2009 13:22:30 -0500
parents 4d519baf357c
children
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datatype list t = Nil | Cons of t * list t

val length : t ::: Type -> list t -> int

val rev : t ::: Type -> list t -> list t