MathOverflow
jlewk's user avatar
jlewk's user avatar
jlewk's user avatar
jlewk
  • Member for 4 years, 3 months
  • Last seen this week
Profile Activity
Stats
1,069
reputation
11k
reached
35
answers
5
questions
Communities
Badges
View all badges
This user doesn’t have any gold badges yet.
6
silver badges
12
bronze badges
Top tags
View all tags
32
Score
6
Posts
15
Posts %
20
Score
25
Posts
62
Posts %
12
Score
15
Posts
38
Posts %
8
Score
11
Posts
28
Posts %
8
Score
8
Posts
20
Posts %
5
Score
5
Posts
12
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
25
Proof that block matrix has determinant $1$
Jun 28, 2021
answer
5
Explicit extension of Lipschitz function (Kirszbraun theorem)
Jan 25, 2020
question
4
Large deviations: Growth of empirical average of iid non-negative random varialbes with infinite expectations?
Apr 22, 2021
answer
3
real symmetric matrix has real eigenvalues - elementary proof
May 2, 2021
answer
3
Example where concentration of measure fails nontrivially
Dec 13, 2021
question
2
Extension of Lipschitz functions that preserve the Frobenius norm of the Jacobian
Oct 30, 2020
question
2
Lipschitz condition with respect to operator norm of a Gaussian matrix with iid entries. Improved Gaussian Poincare Inequality?
Apr 27, 2021
question
2
Bound on the MGF of the product of two independent binomial, one being centered
Mar 15, 2022
answer
2
Difference between identity and a random projection
May 25, 2021
answer
2
Interpretation of Bai-Yin theorem and a question about (Hastie, Montanari, Rosset & Tibshirani)
Aug 1, 2021

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.