This function is famously confusing outside its "domain of convergence", but a certain visualization sheds light on how it extends.
If I were awoken after having slept for a thousand years my first question would be: Has the Riemann hypothesis been proved? – David Hilbert
- Wikipedia: Proof of the Euler product formula for the Riemann zeta function
- PDF: Zeros of the Riemann Zeta Function – Jin Gyu Lee
- Google: The Riemann zeta-function : theory and applications pdf download
- BookSee.org: Riemann zeta-function