Circle With Two Dots ()

𝔽𝕘 𝕩, 𝕨 𝔽𝕘 𝕩: Depth

Apply 𝔽 to the cells of the arguments at depth given in 𝕘.

↗️
       11 ⟨⟨1,2,3, 4,5,6⟩⟩
⟨ ⟨ 2 3 ⟩ ⟨ 5 6 ⟩ ⟩

       1 1 ⟨⟨1,2,3, 4,5,6⟩⟩
⟨ ⟨ 2 3 ⟩ ⟨ 5 6 ⟩ ⟩