Mathematics
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Drew Brady's user avatar
Drew Brady
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All Questions Answers
Score Newest
question
12
Smallest constant $C$ to bound $\mathbb{E}[\tfrac{1}{\overline{X}_n + 1}] \leq C~\tfrac{1}{\mathbb{E}[X] + 1}$?
Oct 3, 2022
answer
9
Smallest constant $C$ to bound $\mathbb{E}[\tfrac{1}{\overline{X}_n + 1}] \leq C~\tfrac{1}{\mathbb{E}[X] + 1}$?
Oct 9, 2022
question
7
All prime ideals of $\mathbf{R}[x,y]$ and $\mathbf{C}[x, y]$.
Feb 7, 2018
question
7
Smallest constant $C$ to bound $\mathbb{E}[\mathrm{tr}((\overline{X}_n + I)^{-1})] \leq C~\mathrm{tr}((\mathbb{E}[X] + I)^{-1})$?
Feb 24
answer
7
Set of symmetric positive semidefinite matrices is closed
Sep 4, 2018
answer
6
Prove that if $A$ is a positive definite matrix, then $A$ is non-singular.
Sep 14, 2020
question
6
Minimum number of rectangles to cover diagonal-free grid
Jan 27, 2019
question
6
When is the Rayleigh quotient (spherically) convex?
Jul 12, 2019
answer
5
How to show that $f \in L^p[0,1]$ for all $1 \leq p <2 $ and $\lVert f \rVert_p$ uniformly bounded implies $f \in L^2[0,1]$?
Jul 27
question
5
Concentration of the norm (sub-gaussianity)
Jan 30, 2018
Top network posts
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11
Marginal density of uniform spherical distribution
6
Lower bound for triangle-free graphs
5
Simple proof of sharp constant in DKW inequality
5
Maximum distance from origin of simple random walk
5
Optimal constant to compare $L^2$ norm of smooth function on $[0, 1]$ to a grid

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