Timeline for how to calculate $\sum\limits_{k=1}^{+\infty }{\arctan \frac{1}{1+k^{2}}}$
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 11 at 4:01 | vote | accept | Mods And Staff Are Not Fair | ||
| Feb 22 at 16:02 | history | answered | user43208 | CC BY-SA 4.0 |