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view tests/pprint.ur @ 1828:05e3365292cd

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author Adam Chlipala <adam@chlipala.net>
date Sat, 20 Oct 2012 13:51:46 -0400
parents 318ba997a149
children
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line source
fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False