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Kaprekar's Constant
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Find all positive integer n
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(n-1)!+1 = n^2
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Only 1% can solve this cubic equation
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The 15-Year-Old Who Discovered the Law of Primes
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p² - p +1 = n³
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e Was Hiding Something — Hermite Finally Caught It
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Find all real x
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Prove that n⁷ +7 is never a perfect square.
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Every Hyperoperation Explained
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x^y = y^(x-y)
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Find all natural numbers for which n^10 + n^5 +1 is prime
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Who is Smarter? Engineer vs Chinese 5th Grader
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Prove that this difference of squares is a multiple of 48
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The Most Controversial Idea In Math
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Numberphile v. Math: the truth about 1+2+3+...=-1/12
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Find the sum of the first n terms
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Knife Expert: Real Knife Defense Is TERRIFYING
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Every Unsolved Prime Number Problem
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