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Mathematics
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tzs
  • Member for 13 years, 8 months
  • Last seen more than 1 year ago
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16
Proof of Floyd Cycle Chasing (Tortoise and Hare)
Nov 25, 2017
answer
8
Is there an intuitionist (i.e., constructive) proof of the infinitude of primes?
Jul 11, 2011
answer
8
How did Hermite calculate $e^{\pi\sqrt{163}}$ in 1859?
Jan 24, 2012
answer
5
How common is the use of the term "primitive" to mean "antiderivative"?
Jun 26, 2011
answer
4
Prove that $6|2n^3+3n^2+n$
Jun 26, 2011
answer
4
Fractions with radicals in the denominator
Jun 26, 2011
answer
4
A variant of the Monty Hall problem
Sep 17, 2011
answer
4
Why $\gcd(b,qb+r)=\gcd(b,r),\,$ so $\,\gcd(b,a) = \gcd(b,a\bmod b)$
Jan 3, 2012
answer
2
That $|a|\leq|b|$ implies existence of complex $z$ satisfying $|z-a|+|z+a|=2|b|$?
Jan 18, 2012
answer
2
Lower bound in algorithmic puzzle
Mar 1, 2013
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9
Historical reason behind different line ending at different platforms
7
"Mathematics talk" for five year olds