Number theory

[patdunham]

Sorry, the recent question should have been that the series 1/(1squared) plus 1/(2squared) plus 1/(3squared) plus etc upto 1/(infinitysquared) equals (Pi)squared/6. Does anyone know anytheoretical answer why this should be?

[Gnu]

Have a look at this page

http://en.wikipedia.org/wiki/Basel_problem

it gives plenty of info.

[patdunham]

Many thanks Gnu