YCor
Selected posts:
When do two nondegenerate 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
12
answers
11
questions
~6k
people reached

Member for 9 years

305 profile views

Last seen 8 hours ago
Communities (2)
Top network posts
 63 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?
 50 How can a mathematician handle the pressure to discover something new?
 34 divisors of $p^4+1$ of the form $kp+1$
 32 Does there exists a group structure on $\circ$ on $(\mathbb{R},\circ)$ such that $(\mathbb{R},\circ)$ is nonisomorphic to $(\mathbb{R},+)$?
 32 Second Betti number of lattices in $\mathrm{SL}_3(\mathbf{R})$
 31 Are infinite groups in which most elements have order $\leq 2$ commutative?
 28 Does GL_n(Z) have a noetherian group ring?
 View more network posts →
Top tags (22)
Score
21
Posts
15
Posts %
65
Badges (31)
Gold
—
Silver
10
Rarest

May 24

Jul 9 '18
Bronze
21
Rarest

2d ago

Mar 22 '18

Mar 2 '19