Symbols:Greek/Zeta

Zeta

The $6$th letter of the Greek alphabet.

Minuscule: $\zeta$

Majuscule: $\Zeta$

The $\LaTeX$ code for $\zeta$ is \zeta .

The $\LaTeX$ code for $\Zeta$ is \Zeta .

$\zeta$

Let $X$ be the position of a star (or other celestial body) on the celestial sphere.

The zenith distance of $X$ is defined as the angle subtended by the the arc of the vertical circle through $X$ between $X$ and the zenith.

The $\LaTeX$ code for $\zeta$ is \zeta .

$\map \zeta s$

The Riemann Zeta Function $\zeta$ is the complex function defined on the half-plane $\map \Re s > 1$ as the series:

$\ds \map \zeta s = \sum_{n \mathop = 1}^\infty \frac 1 {n^s}$

The $\LaTeX$ code for $\map \zeta s$ is \map \zeta s .