\[Nor]
(Mathematica Character Name) Unicode: 22BD. Alias: Esc nor Esc. Infix operator with built-in evaluation rules. x ⊽ y is by default interpreted as Nor[x,y].
Unicode: 2262. Alias: Esc !=== Esc. Infix similarity operator. x ≢ y is by default interpreted as NotCongruent[x,y].
Unicode: 226D. Infix similarity operator. x ≭ y is by default interpreted as NotCupCap[x,y].
Unicode: F400. Alias: Esc !=~ Esc. Infix similarity operator. x y is by default interpreted as NotEqualTilde[x,y].
Unicode: 2204. Alias: Esc !ex Esc. Compound operator. ∄_xy is by default interpreted as NotExists[x,y].
Unicode: 2271. Alias: Esc !>= Esc. Infix ordering operator. x ≱ y is by default interpreted as NotGreaterEqual[x,y].
Unicode: 2269. Infix ordering operator. x ≩ y is by default interpreted as NotGreaterFullEqual[x,y].
Unicode: F427. Infix ordering operator. x y is by default interpreted as NotGreaterGreater[x,y].
Unicode: 2279. Infix ordering operator. x ≹ y is by default interpreted as NotGreaterLess[x,y].
Unicode: F429. Alias: Esc !>/ Esc. Infix ordering operator. x y is by default interpreted as NotGreaterSlantEqual[x,y].