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Keivan Karai
  • Member for 12 years, 6 months
  • Last seen more than a week ago
  • Jacobs University
33 votes

Jokes in the sense of Littlewood: examples?

28 votes

Wonderful applications of the Vandermonde determinant

27 votes
Accepted

prime ideals in C([0,1])

26 votes

Why are free groups residually finite?

25 votes
Accepted

Ultraproducts of finite cyclic groups

23 votes
Accepted

Zariski-closed subsemigroups of SL_n(C) are groups

16 votes

A question about "Zariski dense" arguments

14 votes

German mathematical terms like "Nullstellensatz"

13 votes

Partition of R into midpoint convex sets

10 votes

What is your favorite "strange" function?

10 votes

Any factor group of a finite abelian group is isomorphic to some subgroup

10 votes
Accepted

discrete subgroups in p-adic Lie groups?

10 votes

A set for which it is hard to determine whether or not it is countable.

9 votes
Accepted

Amenable exponential growth

9 votes

Uniform lattices in semisimple Lie groups

7 votes

Automorphisms of $SL_n(\mathbb{Z})$

6 votes

Function with range equal to whole reals on every open set

6 votes

Origins of Mathematical Symbols/Names

4 votes

Dense cyclic subgroup

4 votes
Accepted

description of functions of conditionally negative type on a group

4 votes

When does the set of isometries form a group?

3 votes

Undergraduate Probability Topics

3 votes

Random Walk anecdote.

3 votes

Are extensions of linear groups linear?

2 votes

How Can I Tell when A Subgroup of a Lie Group is Generated by Unipotents?

2 votes

Uniqueness in Composition of Polynomials

2 votes

Importance of Poincaré recurrence theorem? Any example?

2 votes

A large deviation / binomial coefficients bound

2 votes

arithmetic groups VS. Zariski dense discrete subgroups?

2 votes

Problems where we can't make a canonical choice, solved by looking at all choices at once