Riemann-Siegel Z

From specialfunctionswiki
Jump to: navigation, search

The Riemann-Siegel $Z$ function is defined by $$Z(t)=e^{i\theta(t)}\zeta \left( \dfrac{1}{2}+it \right),$$ where $\theta$ denotes the Riemann-Siegel theta function and $\zeta$ denotes the Riemann zeta function.