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m (Text replacement - "{{APL built-ins}}" to "{{APL built-ins}}Category:Primitive functions")
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{{Built-in|Unique|∪}}, or '''Nub''', is a [[monadic]] [[set function]] which removes duplicate [[major cells]] from an array. It returns only the distinct cells (those which do not [[match]] an earlier distinct cell) in the order they appeared in the array.
{{Built-ins|Unique|∪|↑}}, or '''Nub''', is a [[monadic]] [[set function]] which removes duplicate [[major cells]] from an array. It returns only the distinct cells (those which do not [[match]] an earlier distinct cell) in the order they appeared in the array.


== Examples ==
== Examples ==

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