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Mathematics
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tomi
  • Member for 9 years, 5 months
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I am a teacher of Mathematics. I love good questions, by which I mean questions that lead to interesting avenues of thought or generate other questions or require clever understanding to solve.

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43
Maths symbol that looks like Sputnik
Sep 28, 2016
31
Differential equations: how does separation of variables really work?
Nov 12, 2015
10
Find an algebraic expression for sin(arccos(x))
Apr 26, 2015
8
What multiples of $d$ are still multiples of $d$ when they have their digits reversed?
Mar 12, 2015
8
Is there an existing theory of Pythagorean triples for numbers of the form $p+q\sqrt r$ rather than integers?
Dec 28, 2016
7
Maclaurin Expansion for $e^{e^{z}}$ at $z=0$
Apr 15, 2016
7
That $(\sin x)(\arcsin x)\approx x^2$ for small $x$ is clear from the Maclaurin series. Is there an intuitive explanation?
Jan 1, 2020
7
How to tell if a graph is bipartite?
Oct 13, 2015
6
Is there a way to use a calculator for logarithmic form equations that aren't base 10 or base e?
Oct 8, 2015
6
If $a > 0$,$b>0$, and $\frac{1}{a} + \frac{1}{b}$ is an integer, prove that $a=b$. And show that $a = 1$ or $2$
Feb 7, 2016
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Why did George Lucas set Star Wars in the past instead of the future?
7
Why is being indirect more polite than being direct in Japanese?
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