YCor
Selected answers:
Centralizers of pairs in monoids of self-maps
When do two non-degenerate quadratic forms give rise to isomorphic Lie algebras?
A question about subsets of plane (or: how to apply the notion of commensurating action to a plane geometry question);
Finitely generated soluble groups with uncountably many maximal subgroups
Example of reflective subcategory of (Groups) whose reflector doesn't preserve finite products
divisors of $p^4+1$ of the form $kp+1$
Infinitely many finitely generated groups having the same Cayley graph
24
answers
15
questions
~14k
people reached
-
Europe
-
Member for 9 years, 9 months
-
421 profile views
-
Last seen 10 hours ago
Communities (4)
Top network posts
- 64 In a topological space if there exists a loop that cannot be contracted to a point does there exist a simple loop that cannot be contracted also?
- 56 How can a mathematician handle the pressure to discover something new?
- 38 Are infinite groups in which most elements have order $\leq 2$ commutative?
- 35 divisors of $p^4+1$ of the form $kp+1$
- 34 Does GL_n(Z) have a noetherian group ring?
- 32 Does there exists a group structure on $\circ$ on $(\mathbb{R},\circ)$ such that $(\mathbb{R},\circ)$ is non-isomorphic to $(\mathbb{R},+)$?
- 32 Second Betti number of lattices in $\mathrm{SL}_3(\mathbf{R})$
- View more network posts →
Top tags (32)
Score
113
Posts
28
Posts %
72
Score
45
Posts
2
Score
45
Posts
2
Badges (47)
Gold
—
Silver
17
Rarest
-
May 24 '19
-
May 23
-
Jul 9 '18
Bronze
30
Rarest
-
Nov 27
-
Mar 28
-
Mar 22 '18