\[RightUpVectorBar] (Mathematica Character Name)

Unicode: 2954. Infix arrow-like operator. x ⥔ y is by default interpreted as RightUpVectorBar[x,y]. Extensible character.

\[RightVectorBar] (Mathematica Character Name)

Unicode: 2953. Infix arrow-like operator. x ⥓ y is by default interpreted as RightVectorBar[x,y]. Extensible character.

\[RoundImplies] (Mathematica Character Name)

Unicode: 2970. x ⥰ y ⥰ z groups as x ⥰ (y ⥰ z). Not the same as \[Superset].

\[SadSmiley] (Mathematica Character Name)

Unicode: 2639. Alias: Esc :-( Esc. Letter-like form.

\[SHacek] (Mathematica Character Name)

Unicode: 0161. Alias: Esc sv Esc. Letter. Included in ISO Latin-2.

\[ShortRightArrow] (Mathematica Character Name)

Unicode: F525. x  y is by default interpreted as ShortRightArrow[x,y]. Infix arrow operator. Not the same as \[Rule]. Extensible character.

\[SixPointedStar] (Mathematica Character Name)

Unicode: 2736. Alias: Esc *6 Esc. Letter-like form. Not the same as the operator \[Star].

\[SquareIntersection] (Mathematica Character Name)

Unicode: 2293. Infix operator. x ⊓ y is by default interpreted as SquareIntersection[x,y].

\[SquareSubsetEqual] (Mathematica Character Name)

Unicode: 2291. Infix set relation operator. x ⊑ y is by default interpreted as SquareSubsetEqual[x,y].

\[SquareSupersetEqual] (Mathematica Character Name)

Unicode: 2292. Infix set relation operator. x ⊒ y is by default interpreted as SquareSupersetEqual[x,y].