Mathematics
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Kenny Lau
  • Member for 6 years, 3 months
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Studying Pure Mathematics in Imperial College as an undergraduate.

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All Questions Answers
Score Newest
answer
62
l'Hôpital vs Other Methods
Nov 1, 2017
answer
39
How to solve this algorithmic math olympiad problem?
May 7, 2016
answer
29
Singleton sets are closed in Hausdorff space
Oct 30, 2017
answer
22
Proof that the square of an odd number is of the form $8m+1$ for some integer $m$
Oct 1, 2017
answer
20
Let $A\in M_{n\times n}(\Bbb R)$ so that $I\notin span(A,A^2,...,A^n)$. Prove that $\det(A)=0$.
Jun 24, 2018
answer
19
What is the new probability density function by generating a random number by taking the reciprocal of a uniformly random number between 0 and 1?
Apr 3, 2016
answer
17
Fake proof that $\frac{e^x-1}{e^x+1}=e^x$, via integrating $\operatorname{sech} x$ in two ways
Jun 23, 2016
answer
17
What is the definition of "canonical"?
Jul 31, 2018
answer
14
How to calculate $ \int_0^{\frac{ \pi }{2}} \frac{\sin^{1395}x}{\sin^{1395}x + \cos^{1395}x}\ dx $?
May 6, 2016
question
14
If $g:[0,1] \to \Bbb{R}$ such that $g(x)=g(y) \implies g'(x)=g'(y)$ for all $x,y \in (0,1)$, then $g$ is monotonic?
Aug 2, 2018
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113
Print a 10 by 10 grid of asterisks
84
Print a 10 by 10 grid of asterisks
72
Golf all the 16 logic gates with 2 inputs and 1 output!
68
Print/Output the L-phabet
62
The forbidden built-in

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