Vipul Naik's user avatar
Vipul Naik's user avatar
Vipul Naik's user avatar
Vipul Naik
  • Member for 12 years, 11 months
  • Last seen more than a week ago
91 votes
11 answers
16k views

How has "what every mathematician should know" changed?

47 votes
2 answers
2k views

Isomorphic general linear groups implies isomorphic fields?

43 votes
14 answers
12k views

Examples of undergraduate mathematics separation from what mathematicians should know

42 votes
4 answers
8k views

Fields with trivial automorphism group

27 votes
2 answers
1k views

Does every finitely presentable group have a presentation that simultaneously minimizes the number of generators and number of relators?

25 votes
10 answers
4k views

Examples of non-abelian groups arising in nature without any natural action

23 votes
2 answers
1k views

Orbit structures of conjugacy class set and irreducible representation set under automorphism group

20 votes
4 answers
3k views

Primes $p$ for which $p-1$ has a large prime factor

20 votes
0 answers
668 views

Characteristic subgroups and direct powers

19 votes
1 answer
1k views

Half or more elements order two implies generalized dihedral?

19 votes
2 answers
1k views

What invariants of a matrix or representation can be used to find its GL(n,Z)-conjugacy class?

18 votes
2 answers
1k views

Does every finite nontrivial group have two distinct irreducible representations over the complex numbers of equal degree?

18 votes
4 answers
2k views

Betting markets for unsolved problems?

17 votes
1 answer
734 views

Balancing problem

16 votes
4 answers
2k views

What's the name for the analogue of divided power algebras for x^i/i?

15 votes
1 answer
2k views

Interpretation of universal coefficients theorem for group cohomology

15 votes
9 answers
3k views

Almost but not quite a homomorphism

15 votes
2 answers
2k views

Order information enough to guarantee 1-isomorphism?

14 votes
6 answers
1k views

Density of numbers having large prime divisors (formalizing heuristic probability argument)

14 votes
2 answers
3k views

Example of Noetherian group (every subgroup is finitely generated) that is not finitely presented

13 votes
2 answers
1k views

Each element of fundamental group of a topological group represented by homomorphism?

13 votes
1 answer
665 views

Characteristic subgroup of nilpotent group that is not invariant under powering

13 votes
2 answers
469 views

Introducing division strategically in operads to accommodate formulas like the Baker-Campbell-Hausdorff formula

12 votes
1 answer
3k views

Collection of subsets closed under union and intersection

12 votes
3 answers
2k views

Realizability of irreducible representations of dihedral groups

12 votes
3 answers
1k views

Brauer's permutation lemma — extending to some other finite groups?

11 votes
1 answer
1k views

Baker–Campbell–Hausdorff formula: prime divisors of denominators

11 votes
3 answers
729 views

Characteristic subgroup of uniquely p-divisible group that is not uniquely p-divisible

10 votes
1 answer
523 views

Extensions isomorphic as groups but not congruent or pseudo-congruent

10 votes
1 answer
2k views

Ring of Witt vectors and p-adics