Owen Sizemore's user avatar
Owen Sizemore's user avatar
Owen Sizemore's user avatar
Owen Sizemore
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22 votes
3 answers
3k views

An example of a non-amenable exact group without free subgroups.

20 votes
3 answers
14k views

What is the probability that two numbers are relatively prime? [closed]

17 votes
3 answers
1k views

How can I tell if a group is linear?

15 votes
3 answers
1k views

Construction of a proper uncountable subgroup of $\mathbb{R}$ without Choice.

12 votes
2 answers
3k views

Examples of "Monster" groups

12 votes
9 answers
6k views

Topics for an Undergraduate Expository Paper in Number Theory

10 votes
1 answer
769 views

Are Hyperbolic Groups Residually Amenable

10 votes
3 answers
2k views

A Reference for Schubert's Theorem

7 votes
2 answers
400 views

Are subfactor planar algebras hard to classify at index 6?

4 votes
2 answers
1k views

Hausdorff Dimension of Cayley Graphs of Groups

4 votes
1 answer
247 views

How similar/different are dense subgroups of a compact group.

3 votes
0 answers
132 views

Can you tell if a subfactor is finite depth by the growth rate of the standard invariant?

0 votes
1 answer
423 views

Long term behavior of a certain discrete time dynamical system on graphs