- #1
tpm
- 72
- 0
Is there any mathematical explanation to the incredible fast converging formula by Ramanujan?:
[tex] \frac{2\sqrt{2}}{9801} \sum^\infty_{k=0} \frac{(4k)!(1103+26390k)}{(k!)^4 396^{4k}}=\frac{1}{\pi}[/tex]
or simply "ocurred to him" and put it on a paper.
[tex] \frac{2\sqrt{2}}{9801} \sum^\infty_{k=0} \frac{(4k)!(1103+26390k)}{(k!)^4 396^{4k}}=\frac{1}{\pi}[/tex]
or simply "ocurred to him" and put it on a paper.