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Answers
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24
Can we have many 1-dimensional rep, and very few high dimensional reps in a finite group? (2)
15
Why all irreducible representations of compact groups are finite-dimensional ? [EDIT: Subtleties: AC,etc]
14
Is the normalizer of a reductive subgroup reductive?
12
Wedderburn’s theorem for $\mathbb{Q}G$
10
Are residually finite, perfect groups residually alternating?
9
Normal subgroup of the identity component of a linear Lie group is normal in the whole group?
9
Property of lattices in Lie groups
7
Faithful representation of the projective unitary group with the lowest dimension?
7
finite index subgroup of a fuchsian group
6
Lattice in motion group
5
Generalization of Schur’s Lemma
5
On the restriction of cusp. irr. representation and period.
4
Linear groups that are nonlinear over the integers
4
Proper subgroups of $\rm{SU}(d)$ that act transitively on $\rm{CP}^{d-1}$?
4
Analytic function avoiding elements of the modular group
4
Skew fields inside quaternion division algebras
4
is connected complex Lie group with a trivial center linear?
4
Reference for representations of quaternion group
4
Understanding groups that are not linear.
4
Automorphism group of a compact Kahler manifold
4
S-arithmetic subgroup question
3
Generators of class groups
3
What is the difference between an automorphic form and a modular form?
3
Inequivalence of group representations preserved under tensor product?
3
Monodromy group of 1-dimensional families of hyperelliptic curves
3
size of smallest generating set of a group
3
Learning through guided discovery
2
Cohomology of quotient space
2
Zariski density of conjugates of subgroups by arithmetic subgroups?
2
vanishing of spectral term in Arthur-Selberg trace formula for GL(2)?
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