\[DoubleRightTee] (Mathematica Character Name)

Unicode: 22A8. Infix operator. x ⊨ y is by default interpreted as DoubleRightTee[x,y]. x ⊨ y ⊨ z groups as x ⊨ (y ⊨ z). Used in mathematics to indicate various strong forms ...

\[DownArrow] (Mathematica Character Name)

Unicode: 2193. Infix arrow operator. x ↓ y is by default interpreted as DownArrow[x,y]. Used to indicate monotonic decrease to a limit. Sometimes used for logical nor. ...

\[Ellipsis] (Mathematica Character Name)

Unicode: 2026. Alias: Esc ... Esc. Letter-like form. Used to indicate omitted elements in a row of a matrix. \[Ellipsis] on its own will act as a symbol.

\[EnterKey] (Mathematica Character Name)

Unicode: F7D4. Alias: Esc ent Esc. Letter-like form. Representation of the Enter key on a keyboard. Used in describing how to type textual input.

\[EscapeKey] (Mathematica Character Name)

Unicode: F769. Alias: Esc ␣esc Esc. Letter-like form. Representation of the Escape key on a keyboard. Used in describing how to type aliases for special characters in ...

\[FinalSigma] (Mathematica Character Name)

Unicode: 03C2. Alias: Esc fs Esc. Greek letter. Used in written Greek when σ occurs at the end of a word. Not commonly used in technical notation. Not the same as \[Stigma].

\[LeftBracketingBar] (Mathematica Character Name)

Unicode: F603. Alias: Esc l| Esc. Matchfix operator.  x  is by default interpreted as BracketingBar[x]. Used in mathematics to indicate absolute value (Abs), determinant ...

\[LeftDoubleBracket] (Mathematica Character Name)

Unicode: 301A. Alias: Esc [[ Esc. Compound operator with built-in evaluation rules. m〚i,j,… 〛 is by default interpreted as Part[m,i,j,…]. Sometimes used in mathematics to ...

\[LeftRightArrow] (Mathematica Character Name)

Unicode: 2194. Alias: Esc <-> Esc. Infix arrow operator. x ↔ y is by default interpreted as LeftRightArrow[x,y]. Used in mathematics for various notions of equivalence and ...

\[LeftSkeleton] (Mathematica Character Name)

Unicode: F761. Uninterpretable element.  n  is used on output to indicate n omitted pieces in an expression obtained from Short or Shallow. \[LeftSkeleton] indicates the ...