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Mathematics
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Pieter21

Mathematician, Software Engineer, aspiring Data Scientist. Loves puzzles, piano, stuff you can do with computers.

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Top posts (237) All Questions Answers | Votes Newest

5 “A two-envelopes puzzle” May 15 '17
4 Why is $ \sum_{n=0}^{k}|m-n|=\sum_{n=0}^{m}(m-n)+\sum_{n=m}^{k}(n-m)$? Jan 14 '15
4 Does $\sin n$ have a maximum value for natural number $n$? Oct 15 '15
4 Prove that $6$ divides $n^3+11n$? Feb 26 '16
3 Number of permutations of the word “PERMUTATION” Mar 9 '16
3 Minimum eigenvalue of the difference of two Hermitian matrices Nov 9 '16
3 How to find x and y coordinates based on the given distance? Nov 12 '16
3 Convergence of $\sum _{n=1}^{\infty }\:\frac{100\cdot \:101\cdot \:…\cdot \:\left(100+n\right)}{1\cdot 3\cdot …\cdot \left(2n-1\right)}$ Nov 11 '15
3 $24$ items randomly placed in $4$ groups Nov 15 '15
3 In how many bit strings of length 10 are there with no 3 0s adjacent Nov 15 '15
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