A little interesting bit of Maths (Warning: it blow up your mind)

1+2+3+….=? 這個sum series的答案是甚麼﹖Infiinity﹖不是,答案其實是分數而且是負數 🙂

http://www.youtube.com/watch?v=w-I6XTVZXww

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One thought on “A little interesting bit of Maths (Warning: it blow up your mind)

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