This is documentation for Mathematica 7, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)
Mathematica Syntax Characters
The syntax of the Mathematica language is unique among modern languages in allowing not just ordinary ASCII characters, but also a variety of special characters that greatly increase readability and elegance, as well as correspondence with traditional mathematical notation.
Arithmetic & Functions
× \[Times] multiplication sign, automatically added between numbers, etc.
÷ \[Divide]  ▪ Sqrt \[Sqrt]  ▪ Piecewise \[Piecewise]  ▪ LeftFloor \[LeftFloor]  ▪ RightFloor  ▪ LeftCeiling  ▪ RightCeiling
, , , = automatically converted from NotEqual, <=, >=, Equal
LongEqual \[LongEqual] alternative form equivalent to Equal
Calculus, etc.
Vectors & Matrices
Cross \[Cross]  ▪ \[Transpose]  ▪ * \[Conjugate]  ▪   ▪
And \[And]  ▪ Or \[Or]  ▪ ¬ \[Not]  ▪ Xor \[Xor]  ▪ Nand \[Nand]  ▪ Nor \[Nor]
Sets, etc.
Element \[Element]  ▪ ReverseElement  ▪ NotElement  ▪ ForAll \[ForAll]  ▪ Exists \[Exists]
\[Rule] automatically converted from ->
RuleDelayed \[RuleDelayed] automatically converted from :>
...LeftDoubleBracket...RightDoubleBracket part specification, entered using Esc [[ Esc, Esc ]] Esc
Pure Functions
Function \[Function] pure function xFunctionbody
\[InvisibleApplication] separate a function and its argument, as in fx
CirclePlus (CirclePlus ▪ Wedge (Wedge ▪ AngleBracket (LeftAngleBracketPlaceholderRightAngleBracket ▪ ...