https://mathoverflow.net/questions/473931/possible-new-series-for-pi https://mathoverflow.net/questions/473931/possible-new-serie... https://math.stackexchange

https://mathoverflow.net/questions/473931/possible-new-series-for-pi https://mathoverflow.net/questions/473931/possible-new-serie... https://math.stackexchange.com/questions/4937730/is-the-new-series-for-a-big-or-even-medium-deal https://math.stackexchange.com/questions/4937730/is-the-new-... https://mathoverflow.net/questions/474141/proof-of-possible-new-series-for-pi-without-use-of-physics https://mathoverflow.net/questions/474141/proof-of-possible-... In particular. 474141: " I found an elementary proof using partial fractions... "