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*View this file with results and syntax highlighting [here](https://mlochbaum.github.io/BQN/help/rank_equal.html).*

# Equal (`=`)
    
## `= 𝕩`: Rank
    
Returns the number of dimensions in `𝕩`.
    
    
          = 0

          = 3⥊0

          = 3‿3⥊0

          3‿3‿3 ⥊ ⟨⟨0⟩⟩

    
    
## `𝕨 = 𝕩`: Equal To
    
[Pervasive.](https://mlochbaum.github.io/BQN/doc/arithmetic.html#pervasion)
    
          1 = 3

          2‿3‿0 = 3‿1‿0

          'a' = 'a'