Hi, maybe you already know but all these users are the same (19 in < 3 months)
https://math.stackexchange.com/questions/4065715/if-xi-is-the-riemann-xi-function-then-value-of-xi1-2
https://math.stackexchange.com/questions/4065510/xis-xi0-prod-rho-1-fracs-rho
https://math.stackexchange.com/questions/4054635/jensens-formula-application-fz-has-no-zeros-on-z-r-r1
https://math.stackexchange.com/questions/4116671/lim-r-to-1-frac12-pi-int-pi-pi-logfrei-thetad-theta-wh
https://math.stackexchange.com/questions/4039899/evaluate-oint-z-1-frac-log-1-zzdz
https://math.stackexchange.com/questions/4065715/if-xi-is-the-riemann-xi-function-then-value-of-xi1-2
https://math.stackexchange.com/questions/4065510/xis-xi0-prod-rho-1-fracs-rho
https://math.stackexchange.com/questions/4054635/jensens-formula-application-fz-has-no-zeros-on-z-r-r1
https://math.stackexchange.com/questions/4116671/lim-r-to-1-frac12-pi-int-pi-pi-logfrei-thetad-theta-wh
https://math.stackexchange.com/questions/4039899/evaluate-oint-z-1-frac-log-1-zzdz