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Hexadecimal integer literals, contributed by Gabriel Riba
author Adam Chlipala <adam@chlipala.net>
date Thu, 05 Mar 2015 15:03:04 -0500
parents 318ba997a149
children
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line source
fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False