MathOverflow
Oliver Roche-Newton's user avatar
Oliver Roche-Newton's user avatar
Oliver Roche-Newton's user avatar
Oliver Roche-Newton
  • Member for 10 years, 10 months
  • Last seen more than a week ago
Profile Activity
Stats
1,446
reputation
13k
reached
7
answers
4
questions
Communities
Badges
View all badges
1
gold badge
12
silver badges
15
bronze badges
Top tags
37
Score
10
Posts
91
Posts %
20
Score
6
Posts
55
Posts %
14
Score
6
Posts
55
Posts %
2
Score
1
Posts
9
Posts %
0
Score
1
Posts
9
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
question
111
Is the set $ AA+A $ always at least as large as $ A+A $?
Apr 27, 2015
question
12
covering disks with smaller disks
May 25, 2012
question
8
Is $AA+A$ always at least as large as $A/A$?
Nov 4, 2015
answer
8
Small set such that $\{1 , \ldots , n\} \cdot A = \mathbb{Z} / p \mathbb{Z}$
Oct 3, 2016
answer
7
Sum and product estimate over integers, rationals, and reals
Jun 5, 2014
answer
7
Bound of size $X\subset \mathbb{Z}/N\mathbb{Z}$ which satisfies $X+X=\mathbb{Z}/N\mathbb{Z}$
Feb 19, 2019
answer
6
Is $AA+A$ always at least as large as $A/A$?
Jun 26, 2018
answer
6
Nontrivial expansion in sumsets
Nov 27, 2019
question
4
How many convex or concave subsets are contained in an arbitrary set of $n$ real numbers?
Jan 19, 2022
answer
2
The number of co-circular four tuples
Jul 13, 2018

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.