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Mathematics
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Pieter21
  • Member for 9 years, 11 months
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Mathematician, Software Engineer, aspiring Data Scientist. Loves puzzles, piano, stuff you can do with computers.

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Top posts
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8
"A two-envelopes puzzle"
May 15, 2017
6
prove that every lossless compression algorithm must result in increasing the file size for some inputs.?
Feb 24, 2015
5
Prove that $6$ divides $n^3+11n$?
Feb 26, 2016
4
Why is $ \sum_{n=0}^{k}|m-n|=\sum_{n=0}^{m}(m-n)+\sum_{n=m}^{k}(n-m)$?
Jan 14, 2015
4
Minimum eigenvalue of the difference of two Hermitian matrices
Nov 9, 2016
4
Prove every graph $G$ has a path with $\delta(G)$ edges.
Oct 6, 2014
4
Number of permutations of the word "PERMUTATION" such that no two vowels occur together and no two Ts occur together
Mar 9, 2016
3
Probability that outcome will be familiar given partial familiarity of all possible outcomes.
May 23, 2017
3
If I roll three dice at the same time, how many ways the sides can sum up to $13$?
May 23, 2017
3
4 maths books and 8 English books
Jun 1, 2017
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15
In industry, what type of new data science algorithms does one develop?
9
WordCount: how inefficient is McIlroy's solution?
6
How to clone Python working environment on another machine?
5
Linq Select that will generate tied scores for similar values
5
Q: Python 3: Why bytearray element comparison b'ABC'[0] == b'A' equals False?