@numberphile made a video about squares made of squares and told us that it is impossible to make a 70x70 out of these smaller squares. A shame :/
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Why would that be impossible if the above relationship holds
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Cannoball (Square Pyramid) Problem conjectured by Lucas in 1875. Knowing Σ of consecutive squares formula and brute force it can be found that n=24. But elementary proof is quite sophisticated (found by Ma and Anglin).pic.twitter.com/us3RvwdUBV
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The solution to this puzzle can be found using Elliptic curves theory as beautifully shown in Chapter 2 of Lawrence C. Washington's book: https://dl.acm.org/citation.cfm?id=1388394 …
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90% of nerd debit card PINs are 4900 or taxicab number
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We are working on a product to teach math and programming for free and change education as we know it. Still very early days though: https://mathbot.com
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It's there a proof for it being the last one?
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