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A Dictionary of APL calls it pike
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{{Glyphbox|↑}} | {{Glyphbox|↑}} | ||
The [[glyph]] '''up arrow''' is an upwards pointing arrow represented by the [[Unicode]] character <code>↑</code>, "upwards arrow". The up arrow has several uses in various dialects: | The [[glyph]] '''up arrow''' (or '''pike''', in [[A Dictionary of APL]]) is an upwards pointing arrow represented by the [[Unicode]] character <code>↑</code>, "upwards arrow". The up arrow has several uses in various dialects: | ||
* In all dialects, <source lang=apl inline>↑</source> is [[Take]] when used dyadically (except very early versions of [[APL\360]], which used it for [[Rotate]]). | * In all dialects, <source lang=apl inline>↑</source> is [[Take]] when used dyadically (except very early versions of [[APL\360]], which used it for [[Rotate]]). | ||
* In [[SHARP APL]], <source lang=apl inline>↑</source> is [[Unique|Nub]] when monadic. | * In [[SHARP APL]], <source lang=apl inline>↑</source> is [[Unique|Nub]] when monadic. | ||