谁知道1/1^2+1/2^2+1/3^2+·······+1/n^2=?的求和公式肯定是有的,我有次逛书店看到过,好像是欧拉猜想并证明出的,式中好像含有π,可惜当时我没有记下来
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![谁知道1/1^2+1/2^2+1/3^2+·······+1/n^2=?的求和公式肯定是有的,我有次逛书店看到过,好像是欧拉猜想并证明出的,式中好像含有π,可惜当时我没有记下来](/uploads/image/z/1757459-11-9.jpg?t=%E8%B0%81%E7%9F%A5%E9%81%931%2F1%5E2%2B1%2F2%5E2%2B1%2F3%5E2%2B%C2%B7%C2%B7%C2%B7%C2%B7%C2%B7%C2%B7%C2%B7%2B1%2Fn%5E2%3D%3F%E7%9A%84%E6%B1%82%E5%92%8C%E5%85%AC%E5%BC%8F%E8%82%AF%E5%AE%9A%E6%98%AF%E6%9C%89%E7%9A%84%EF%BC%8C%E6%88%91%E6%9C%89%E6%AC%A1%E9%80%9B%E4%B9%A6%E5%BA%97%E7%9C%8B%E5%88%B0%E8%BF%87%EF%BC%8C%E5%A5%BD%E5%83%8F%E6%98%AF%E6%AC%A7%E6%8B%89%E7%8C%9C%E6%83%B3%E5%B9%B6%E8%AF%81%E6%98%8E%E5%87%BA%E7%9A%84%EF%BC%8C%E5%BC%8F%E4%B8%AD%E5%A5%BD%E5%83%8F%E5%90%AB%E6%9C%89%CF%80%EF%BC%8C%E5%8F%AF%E6%83%9C%E5%BD%93%E6%97%B6%E6%88%91%E6%B2%A1%E6%9C%89%E8%AE%B0%E4%B8%8B%E6%9D%A5)
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