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view demo/list.urs @ 1481:3061d1bf4b2d

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recToList
author Robin Green <greenrd@greenrd.org>
date Mon, 27 Jun 2011 21:36:32 +0100
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