User:Maurice Carbonaro/List of mails received from Wikimedia foundation


 * $$\sum_{n=1}^\infty\,\frac{1}{n} \;\;=\;\; 1 \,+\, \frac{1}{2} \,+\, \frac{1}{3} \,+\, \frac{1}{4} \,+\, \frac{1}{5} \,+\, \cdots.\!$$

(...) [https://en.wikipedia.org/wiki/User:Maurice_Carbonaro/encrypted_e-mail_received_on_the_2nd_of_November_2008_from_the_Wikimedia_foundation E-mail from Wikimedia foundation. 2.nov.2008] [https://en.wikipedia.org/wiki/User:Maurice_Carbonaro/encrypted_e-mail_received_on_the_23rd_of_December_2008_from_the_Wikimedia_foundation E-mail from Wikimedia foundation. 23.dec.2008] [https://en.wikipedia.org/wiki/User:Maurice_Carbonaro/encrypted_E-mail_from_Wikimedia_foundation._10.sept.2008 E-mail from Wikimedia foundation. 10.sept.2009] [https://en.wikipedia.org/wiki/User:Maurice_Carbonaro/encrypted_E-mail_from_Wikimedia_foundation._23.nov.2009 E-mail from Wikimedia foundation. 23.nov.2009] (...)

(...) (...) (...) [https://en.wikipedia.org/wiki/User:Maurice_Carbonaro/encrypted_E-mail_from_Wikimedia_foundation._17.oct.2012 E-mail from Wikimedia foundation. 17.oct.2012] [https://en.wikipedia.org/wiki/User:Maurice_Carbonaro/encrypted_E-mail_from_Wikimedia_foundation._21.May.2013 E-mail from Wikimedia foundation. 21.May.2013]

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 * $$12*my donation*\sum_{n=1}^\infty \frac{1}{n^2} = \lim_{n \to +\infty}\left(\frac{1}{1^2} + \frac{1}{2^2} + \cdots + \frac{1}{n^2}\right).$$