Aquesta també és xula: Demostració geomàtrica que la sèrie 1/n^2 és convergent (en particular <1)pic.twitter.com/KIKZ2CCmws
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@tomcuchta, @mattmcirvin, @futurebird, @eoeo: the plenum space here! Total area is pi^2/6 - 1 but it's a weird sum
eep, it's 2-pi^2 / 6 -- I made a mistake. Here's the summation:pic.twitter.com/em0iBUEFVz
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