\[GreaterLess] (Mathematica Character Name)

Unicode: 2277. Infix ordering operator. x ≷ y is by default interpreted as GreaterLess[x,y].

\[GreaterSlantEqual] (Mathematica Character Name)

Unicode: 2A7E. Alias: Esc >/ Esc. Infix operator with built-in evaluation rules. x ⩾ y is by default interpreted as GreaterEqual[x,y].

\[GreaterTilde] (Mathematica Character Name)

Unicode: 2273. Alias: Esc >~ Esc. Infix ordering operator. x ≳ y is by default interpreted as GreaterTilde[x,y].

\[Hacek] (Mathematica Character Name)

Unicode: 02C7. Alias: Esc hck Esc. Letter-like form. Used primarily in an overscript position. Used as a diacritical mark in Eastern European languages. Sometimes used in ...

\[HappySmiley] (Mathematica Character Name)

Unicode: 263A. Aliases: Esc :) Esc, Esc :-) Esc. Letter-like form.

\[HBar] (Mathematica Character Name)

Unicode: 210F. Alias: Esc hb Esc. Letter-like form. Used in physics to denote Planck's constant divided by 2π; sometimes called Dirac's constant.

\[HermitianConjugate] (Mathematica Character Name)

Unicode: F3CE. Alias: Esc hc Esc. Superscript postfix operator with built-in evaluation rules. m^ is by default interpreted as ConjugateTranspose[m]. Not the same as ...

\[HorizontalLine] (Mathematica Character Name)

Unicode: 2500. Alias: Esc hline Esc. Letter-like form. Extensible character. Thickness can be adjusted using the SpanThickness option in StyleBox.

\[HumpDownHump] (Mathematica Character Name)

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

\[HumpEqual] (Mathematica Character Name)

Unicode: 224F. Alias: Esc h= Esc. Infix similarity operator. x ≏ y is by default interpreted as HumpEqual[x,y]. Sometimes used to mean "approximately equal" and sometimes ...