RANK ERROR: Difference between revisions

RANK ERROR (view source)

10 bytes added , 10 March

Fix major cell search link

2,951

edits

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-A RANK ERROR may be caused when argument ranks are incompatible in some other way. In languages with [[high-rank set functions]] such as [[Dyalog APL]] and [[J]], the right argument rank must be at least the left argument rank minus one. Calling it with a matrix left argument and a scalar right argument, which has a rank two smaller, gives a RANK ERROR:
+A RANK ERROR may be caused when argument ranks are incompatible in some other way. In languages with [[major cell search]] such as [[Dyalog APL]] and [[J]], the right argument rank of [[Index Of]] must be at least the left argument rank minus one. Calling it with a matrix left argument and a scalar right argument, which has a rank two smaller, gives a RANK ERROR:
 <syntaxhighlight lang=apl>
        (⍳3 4) ⍳ ⊂1 3