Unicode: 0020. Spacing character. Equivalent to the ordinary ASCII character with code 32.
Unicode: 002A. Raw operator. Equivalent to the ordinary ASCII character with code 42. In addition to one-dimensional uses, x^* is by default interpreted as SuperStar[x]. x^* ...
Unicode: 005E. Raw operator. Equivalent to the ordinary ASCII character with code 94. In addition to one-dimensional uses, OverscriptBox[x, ^] is by default interpreted as ...
Unicode: F604. Alias: Esc r| Esc. Matchfix operator. x is by default interpreted as BracketingBar[x]. Used in mathematics to indicate absolute value (Abs), determinant ...
Unicode: F606. Alias: Esc r|| Esc. Matchfix operator. x is by default interpreted as DoubleBracketingBar[x]. Used in mathematics to indicate taking a norm. Sometimes used ...
Unicode: F51F. Alias: Esc :> Esc. Infix operator with built-in evaluation rules. x y is by default interpreted as x:>y or RuleDelayed[x,y]. x y z groups as x (y z).
\[Rule]
(Mathematica Character Name) Unicode: F522. Alias: Esc -> Esc. Infix operator with built-in evaluation rules. x y is by default interpreted as x->y or Rule[x,y]. x y z groups as x (y z). ...
\[Sqrt]
(Mathematica Character Name) Unicode: 221A. Alias: Esc sqrt Esc. Prefix operator with built-in evaluation rules. √ x is by default interpreted as Sqrt[x]. Ctrl+@, Ctrl+2 or ∖@ yields a complete SqrtBox ...
\[Sum]
(Mathematica Character Name) Unicode: 2211. Alias: Esc sum Esc. Compound operator with built-in evaluation rules. ∑_(i)^i_max(f) is by default interpreted as Sum[f,{i,i_max}]. ∑_(i=i_min)^i_max(f)f is by ...
Unicode: 00D7. Alias: Esc * Esc. Infix operator with built-in evaluation rules. x × y is by default interpreted as Times[x,y], which is equivalent to x y or x*y. Not the same ...