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view tests/pprint.ur @ 2027:4f2190b178e6

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New release
author Adam Chlipala <adam@chlipala.net>
date Sun, 15 Jun 2014 09:18:01 -0400
parents 318ba997a149
children
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line source
fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False