27

Answers
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2
Prime-like elements of rings
13
When k[G/H] is multiplicity free G module ?
9
Are irreducible representations subrepresentations of a symmetric power representation?
3
Conjugcy classes in GL(F_2) ? GL(F_q)
4
The number of solutions of a matrix equation
10
Does there exist a wide but not full abelian subcategory of an abelian category?
2
Invertible matrix
1
Analogon to Brauer characters, if K not algebraically closed
3
Uniqueness of the rank of the core of a lattice
2
Does every embedding of one unipotent group (over R) in another extend to an embedding of the respective upper triangular matrix groups?
2
Combinatorics of folding digit strings
2
Generating set of orthogonal matrix
2
Triviality of SK_0(Lambda) for Lambda an order in a group algebra over a $p$-adic field
3
Is the Brauer correspondence injective ?
3
Does $S$ being a free rank-$n$ $R$-algebra imply that $S/R$ is free rank $n-1$?
2
Tensor Products, Sub-Algebras, Sub-Modules, and Inclusions
5
flatness condition for local noetherian ring without nilpotent elements
1
Completing unimodular vectors with $3$ entries in $F_2[t]$ to a $3$ by $3$ matrix with determinant equal to $1.$
7
Diagonal invariants of the symmetric group on $k[X_1,X_2,…,X_n,Y_1,Y_2,…,Y_n]$
3
Coproduct on coordinate ring of finite algebraic group
3
Are there n polynomials for which all intersection multiplicities are at least m?
1
Maximal order in a central simple algebra
3
heller functor of finite order
7
Do real vectors attain matrix norms?
3
Conjugacy for p-adic matrices of finite order II
2
“Composition of Morita equivalences” or “Morita equivalence and the Nakayama functor”
8
Why are Jucys-Murphy elements' eigenvalues whole numbers?