Variant forms of the letter have exceptional code factors for specialist use: the alphanumeric symbols established in arithmetic and science, Latin alpha in linguistics, and halfwidth and fullwidth forms for legacy CJK font compatibility. The Cyrillic and Greek homoglyphs from the Latin ⟨A⟩ have independent encodingsÆ æ Ɑ ɑ Ʌ ʌ Ꞵ ꞵ �