Symbols:C

Hexadecimal

 * $\mathrm C$ or $\mathrm c$

The hexadecimal digit $12$.

The $\LaTeX$ code for $\mathrm C$ or $\mathrm c$ is \mathrm C or \mathrm c.

The Set of Complex Numbers

 * $\C$

The set of complex numbers.

The $\LaTeX$ code for $\C$ is \mathbb C or \C.

The Set of Non-Zero Complex Numbers

 * $\C^*$

The set of non-zero complex numbers:
 * $\C^* = \C - \left\{{0}\right\}$

The $\LaTeX$ code for $\C^*$ is \mathbb C^* or \C^*.

Relative Complement

 * $\complement_S \left({T}\right)$ or $\mathcal C_S \left({T}\right)$

The $\LaTeX$ code for $\complement_S \left({T}\right)$ is \complement_S \left({T}\right).

The $\LaTeX$ code for $\mathcal C_S \left({T}\right)$ is \mathcal C_S \left({T}\right).

Set Complement

 * $\complement \left ({S}\right)$ or $\mathcal C \left ({S}\right)$

The $\LaTeX$ code for $\complement \left ({S}\right)$ is \complement \left ({S}\right)</tt>.

The $\LaTeX$ code for $\mathcal C \left ({S}\right)$ is \mathcal C \left ({S}\right)</tt>.