How many orbits are possible in the group action?
85299
computing the orbits for a group action
130745
Action of finite group of automorphisms on Spec A
63798
How can you show there are only 2 nonabelian groups of order 8?
76732
Number of non-isomorphic groups of order 21
2064
Finite subgroups of orthogonal transformations in $\mathbb{R}^3$
37635
Diffeomorphism group of the unit circle
47824
Calculation of subgroups of $(Z_{12}, +)$
29457
Using orbit stabilizer theorem
83747
$2$ out of $3$ property of the unitary group
18181
Complete classification of the groups for which converse of Lagrange's Theorem holds
113840
Does converse of Lagrange's theorem hold for a group of order 21?
51601
Double counting potentials in $N$-Body Problem?
110325
proof of basic fact that torus actions are diagonalizable
114987
How many connected components does $\mathrm{GL}_n(\mathbb R)$ have?
25728
A second isomorphism theorem for action on cosets
135126
Proving that the quotient manifold is orientable if and only if the group action is orientation-preserving
11015
Given a group $ G $, how many topological/Lie group structures does $ G $ have?