Welcome to Jesús Guillera web page
Number Theory - Experimental Mathematics - Pi formulas - Hypergeometric series - Ramanujan-like series - Special Functions
Last update: December 24, 2020
Dr. Jesús Guillera
University of Zaragoza
Department of Mathematics (Collaborator)
Extraordinary PRIZE of doctorate
My papers on the arXiv
Coloquios CINE...MÁTICOS (Vimeo)
The above formula is one of my formulas for pi written in a popular form (Ramanujan's style). I proved it in 2002 by the Wilf and Zeilberger WZ-method.
See it written in a more compact form (with the summation symbol and combinatoric numbers) in “samples of my work”.