copyright 1999 |

This drawing is similar to the drawing of ln(2) on this site.

Where ln(2) is the sum of an alternating harmonic sequence, 1 - 1/2
+ 1/3 -1/4 + etc.,

p^2/12 is the sum of the same sequence but each term squared, 1 - 1/4
+ 1/9 - 1/16 + etc..

Thank you, Clive Tooth, for giving me this number.