≢
≢ 𝕩
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Length of each dimension of x.
≢ 1 ⟨⟩ ≢ 1‿2 ⟨ 2 ⟩ ≢ 1‿2 ≍ 3‿4 ⟨ 2 2 ⟩
𝕨 ≢ 𝕩
Does 𝕨 not exactly match 𝕩?
𝕨
𝕩
1 ≢ ⟨1⟩ 1 ⟨1⟩ ≢ ⟨1⟩ 0