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Mathematics
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chepner
  • Member for 11 years, 2 months
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  • Massachusetts
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Software engineer and bash aficionado.

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Top posts
9
Function which creates the sequence 1, 2, 3, 1, 2, 3, ...
Mar 6, 2018
7
Is The Union of Intervals an Interval or not?
Jan 11, 2017
6
Show that (p ∧ q) → (p ∨ q) is a tautology?
Mar 7, 2016
4
Why does an argument similiar to 0.999...=1 show 999...=-1?
Jan 23, 2016
4
Does a one-to-one function need to have every element in its domain have a corresponding element in the range?
Dec 11, 2016
1
Has anyone heard of this maths formula and where can I find the proof to check my proof is correct? $\sum^n_{i = 1}i + \sum^{n-1}_{i=1}i = n^2$
Aug 6, 2015
1
How does one perform induction on integers in both directions?
Feb 23
0
Can every irrational number be written in terms of finitely many rational numbers?
Apr 8, 2014
0
Compare big exponent numbers using logarithms and without logarithms
Nov 3, 2016
Top network posts
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541
How do I print the key-value pairs of a dictionary in python
498
How can I remove the extension of a filename in a shell script?
397
How to use `jq` in a shell pipeline?
345
rsync copy over only certain types of files using include option
329
How to break out of a loop in Bash?