Plus (+)

+ 𝕩: Conjugate

      + 1
1

      + ¯1
¯1

𝕨 + 𝕩: Add

𝕨 added to 𝕩. Either 𝕨 or 𝕩 can be a character, and if so, the other has to be an integer.

Pervasive.

      1 + 2
3

      1 + 2‿3‿4
⟨ 3 4 5 ⟩

      'a' + 4
'e'