plot re(log(zeta(0.5-10^-4+i x)/zeta(0.5+10^-4+i x))) from 2.002116 pi to 2.0021179 pi

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.