\[CapitalARing] (Mathematica Character Name)

Unicode: 00C5. Alias: Esc Ao Esc. Letter. Included in ISO Latin-1. Not the same as \[Angstrom].

\[CapitalDelta] (Mathematica Character Name)

Unicode: 0394. Aliases: Esc D Esc, Esc Delta Esc. Greek letter. Not the same as \[EmptyUpTriangle] or \[DifferenceDelta]. Sometimes used in mathematics to denote Laplacian.

\[CapitalDifferentialD] (Mathematica Character Name)

Unicode: F74B. Alias: Esc DD Esc. Compound operator.  can only be interpreted by default when it appears with ∫ or other integral operators. Used in mathematics to indicate ...

\[CapitalPi] (Mathematica Character Name)

Unicode: 03A0. Aliases: Esc P Esc, Esc Pi Esc. Greek letter. Used in TraditionalForm for EllipticPi. Not the same as \[Product].

\[CenterDot] (Mathematica Character Name)

Unicode: 00B7. Alias: Esc . Esc. Infix operator. x · y is by default interpreted as CenterDot[x,y]. Used to indicate various forms of multiplication, particularly dot ...

\[CHacek] (Mathematica Character Name)

Unicode: 010D. Alias: Esc cv Esc. Letter. Included in ISO Latin-2.

\[CircleDot] (Mathematica Character Name)

Unicode: 2299. Alias: Esc c. Esc. Infix operator. x ⊙ y is by default interpreted as CircleDot[x,y]. Used in mathematics for various operations related to multiplication, ...

\[CirclePlus] (Mathematica Character Name)

Unicode: 2295. Alias: Esc c+ Esc. Infix operator. x ⊕ y is by default interpreted as CirclePlus[x,y]. Used in mathematics for various operations related to addition, such as ...

\[CircleTimes] (Mathematica Character Name)

Unicode: 2297. Alias: Esc c* Esc. Infix and prefix operator. x ⊗ y is by default interpreted as CircleTimes[x,y]. Used in mathematics for various operations related to ...

\[Congruent] (Mathematica Character Name)

Unicode: 2261. Alias: Esc === Esc. Infix similarity operator. x ≡ y is by default interpreted as Congruent[x,y]. Used in mathematics for many notions of equivalence and ...