\[DescendingEllipsis] (Mathematica Character Name)

Unicode: 22F1. Letter-like form. Used to indicate omitted elements in a matrix. Not the same as \[Continuation].

\[DiamondSuit] (Mathematica Character Name)

Unicode: 2662. Letter-like form. Sometimes used to indicate the end of a proof. Not the same as \[Diamond] or \[EmptyDiamond].

\[DiscretionaryLineSeparator] (Mathematica Character Name)

Unicode: F76E. Alias: Esc dlsep Esc. Spacing character. Used to invisibly denote a place where automatic line breaking should be allowed.

\[DiscretionaryParagraphSeparator] (Mathematica Character Name)

Unicode: F76F. Alias: Esc dpsep Esc. Spacing character. Used to invisibly denote a place where automatic line-breaking should be allowed, resulting in the appearance of a ...

\[DoubleContourIntegral] (Mathematica Character Name)

Unicode: 222F. Compound operator. ∯ f s is by default interpreted as ContourIntegral[f,s]. Used to indicate integrals over closed surfaces.

\[DoubleLeftTee] (Mathematica Character Name)

Unicode: 2AE4. Infix operator. x ⫤ y is by default interpreted as DoubleLeftTee[x,y]. x ⫤ y ⫤ z groups as (x ⫤ y) ⫤ z. Used in mathematics to indicate various strong forms of ...

\[DoublePrime] (Mathematica Character Name)

Unicode: 2033. Alias: Esc '' Esc. Letter-like form. Used to indicate angles in seconds or distances in inches.

\[FilledRectangle] (Mathematica Character Name)

Unicode: 25AE. Letter-like form. Used in mathematics to indicate the end of a proof.

\[Flat] (Mathematica Character Name)

Unicode: 266D. Letter-like form. Used to denote musical notes. Sometimes used in mathematical notation.

\[HumpDownHump] (Mathematica Character Name)

Unicode: 224E. Infix similarity operator. x ≎ y is by default interpreted as HumpDownHump[x,y]. Used to indicate geometrical equivalence.