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ARupinski's user avatar
ARupinski's user avatar
ARupinski
  • Member for 13 years, 2 months
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43 votes
0 answers
2k views

Why are there so few quaternionic representations of simple groups?

27 votes
3 answers
3k views

Is there a 'nice' interpretation of virtual representations?

27 votes
1 answer
1k views

Understanding "infinite" relations in groups

27 votes
1 answer
2k views

Does this knot invariant distinguish trefoil chiralities?

24 votes
2 answers
1k views

Does this poset have a unique minimal element?

23 votes
6 answers
3k views

Philosophical Question related to Largest Known Primes

21 votes
1 answer
724 views

Is there an easy description of the structure of this infinite group?

13 votes
2 answers
3k views

Subdivision of triangles into congruent triangles

13 votes
3 answers
3k views

Density of Irreducible Polynomials in $\mathbb{Z}[x]$

12 votes
1 answer
376 views

To what extent can one prescribe degrees of irreducible representations of a group?

12 votes
2 answers
879 views

Which compact groups have nonisomorphic irreducible representations of the same dimension?

11 votes
0 answers
282 views

What do Multilinear Forms tell us about Representations?

7 votes
2 answers
2k views

Occurence of trivial representation in a tensor square.

7 votes
10 answers
1k views

Examples of "Unusual" Classifications

7 votes
1 answer
544 views

Does this Linear Algebra Construction have a Name?

7 votes
3 answers
2k views

Failure of a basic fact from Representation Theory

7 votes
1 answer
794 views

Incomplete Failures of the Inverse Galois Problem

6 votes
1 answer
1k views

Using the decomposition $641 = 5^4 + 2^4$ to factor $F_5$

5 votes
5 answers
1k views

Appearances of 'exotic' compact Lie Groups

4 votes
5 answers
477 views

Some questions concerning a random number process

4 votes
4 answers
1k views

Picturing a Certain Torus and Klein Bottle

3 votes
1 answer
482 views

Generalization of a Result on Solvable Groups

3 votes
1 answer
948 views

On the real and imaginary parts of algebraic numbers

3 votes
0 answers
355 views

Does Branching in the Weight Diagram affect an embedding?

3 votes
1 answer
925 views

When does an antipodal map on a manifold extend to the antipodal map on a spheres

3 votes
0 answers
307 views

Construction of an algebra with prescribed representation of the automorphism group.