List questions from profinite-groups | MathQa

Cohomology of closed subgroup of profinite group

Published on 12 Jan 2025 - 23:09

Non-open subgroups of finite index in the idele class group of a number field

Published on 28 Dec 2024 - 4:02

Is the sequence $1\rightarrow[\widehat{F_2},\widehat{F_2}]\rightarrow \widehat{F_2}\rightarrow\widehat{\mathbb{Z}}^2\rightarrow 1$ split?

Published on 12 Jan 2025 - 23:32

Is every finite 2-generated group a quotient of a Frattini-free 2-generated group?

Published on 12 Jan 2025 - 23:25

Closure in profinite topology

Published on 12 Jan 2025 - 18:25

What does $\widehat{\mathbb{Z}}(1)$ mean?

Published on 12 Jan 2025 - 23:04

Is the commutator subgroup of a profinite group closed?

Published on 12 Jan 2025 - 23:14

Pro-alternating completion of a free group

Published on 12 Jan 2025 - 23:06

homomorphism of profinite groups

Published on 12 Jan 2025 - 22:59

Describing the clopen sets of a profinite group

Published on 12 Jan 2025 - 23:08