Lazy S (∾)

∾ 𝕩: Join

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Join all elements of 𝕩 together.

Element ranks must be compatible.

    ∾ ⟨1‿2, 3, 4‿5⟩
⟨ 1 2 3 4 5 ⟩

    m ← (3‿1≍⌜4‿2‿5) ⥊¨ 2‿3⥊↕6

    ∾ m
┌─                       
╵ 0 0 0 0 1 1 2 2 2 2 2  
  0 0 0 0 1 1 2 2 2 2 2  
  0 0 0 0 1 1 2 2 2 2 2  
  3 3 3 3 4 4 5 5 5 5 5  
                        ┘

𝕨 ∾ 𝕩: Join To

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Join 𝕨 to 𝕩 along the first axis.

    "abcd" ∾ "EFG"
"abcdEFG"

    a ← 3‿3 ⥊ ↕9

    c ← 4‿3 ⥊ ↕12

    a∾c
┌─         
╵ 0  1  2  
  3  4  5  
  6  7  8  
  0  1  2  
  3  4  5  
  6  7  8  
  9 10 11  
          ┘