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The [[bound]] of an array is the number of [[element]]s it contains, or equivalently the length ([[Tally]]) of its [[ravel]] vector or the product (<source lang=apl inline>×/</source>) | The [[bound]] of an array is the number of [[element]]s it contains, or equivalently the length ([[Tally]]) of its [[ravel]] vector or the [[product]] of its [[shape]] (<source lang=apl inline>×/⍴</source>). | ||
The bound can be derived axiomatically as a function of the [[shape]] from two rules: | The bound can be derived axiomatically as a function of the [[shape]] from two rules: |