Mathematics
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mathworker21
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Apparently, this user prefers to keep an of air mystery about them.

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All Questions Answers
Score Newest
question
41
Using Overpowered Theorems to Solve Easy Problems
Dec 24, 2016
answer
16
$x^n+nx-1$ has a unique solution
Dec 19, 2018
answer
15
Absolute convergence of $\sum_{n=0}^{\infty}a_n\implies\sum_{n=0}^{\infty}a_n^2$ is absolute convergent too
Dec 17, 2016
answer
14
Existence of $A$ such that $ \lim_{x\to\infty}\operatorname{poly}(x) e^{-x} \sum_{n\in A} \frac{x^n}{n!}=1 $
Jun 23, 2020
answer
13
Show that $\int_0^\infty\frac{\arctan(\mathrm{πx})-\arctan(\mathrm x)}xdx=\;\frac{\mathrm\pi}2\ln(\pi)$ using 12th grade calculus.
Apr 7, 2018
answer
13
Clarification of L'Hopital Proof Pugh
Oct 18, 2019
question
12
Generalizing a Trig Identity
Sep 7, 2016
answer
12
Comparing the Kullback-Leibler divergence to the total variation distance on discrete probability densities.
Jul 9, 2018
answer
12
A polynomial with nowhere surjective derivative
Aug 21, 2019
answer
11
strong mixing implies weak mixing
Jul 7, 2017
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17
Throwing a fair die until most recent roll is smaller than previous one
17
Can the positive integers be colored so that elements of same color never add to a square?
11
Expected value of non-negative iid random variables
11
Has this number-theoretic constant been studied?
10
Union closed conjecture induction

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