How to compute $\sum 1/ n^2$ by solving triangles
2008 (English)In: American Mathematical Monthly, ISSN 0002-9890, Vol. 115, no 8Article in journal (Refereed) Published
A new elementary proof is given for Euler's classical formula for the sum of squared reciprocals of natural numbers.
Place, publisher, year, edition, pages
2008. Vol. 115, no 8
IdentifiersURN: urn:nbn:se:su:diva-16660ISI: 000259828200006OAI: oai:DiVA.org:su-16660DiVA: diva2:183180