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Search options questions only not deleted user 123226

This tag is used if a reference is needed in a paper or textbook on a specific result.

6 votes
0 answers
99 views

Computer program for free restricted Lie polynomial

I am conducting numerical experiments involving the Gröbner–Shirshov Basis for restricted Lie algebras. At each step of the computation, I need to work with restricted Lie polynomials. Specifically, I …
1 vote
0 answers
47 views

Reference for Gröbner-Shirshov algorithm in free restricted Lie algebras

I am searching for a reference on the Gröbner-Shirshov algorithm specifically for free restricted Lie algebras. I have already consulted the textbook by Bokut et al (Gröbner–Shirshov Bases Normal Form …
15 votes
6 answers
2k views

Any shortcuts to understanding the properties of the Riemannian manifolds which are used in ...

I'm now attending a reading seminar on the algebraic topology. The seminar treats the book of Bott & Tu (Differential Forms in Algebraic Topology) and Milnor (Characteristic Classes). In those books, …
1 vote
0 answers
117 views

Multiplicativity of Euler–Poincaré characteristics of cohomology of pro-$p$ groups

While reading a paper, I found a mentioning that for an extension $1 \rightarrow H \rightarrow G \rightarrow N \rightarrow 1$ of pro-$p$ groups, the Euler–Poincaré characteristics $\chi(H)$, $\chi(G)$ …
5 votes
1 answer
246 views

Classifying indecomposable modules over $\mathbb{Z}/p^{2}\mathbb{Z}[\mathbb{Z}/p\mathbb{Z}]$

I'm now interested in classifying the indecomposable modules over $\mathbb{Z}/p^{2}\mathbb{Z}[\mathbb{Z}/p\mathbb{Z}]$ : the group ring of $\mathbb{Z}/p\mathbb{Z}$ over the ring $\mathbb{Z}/p^{2}\math …
1 vote
1 answer
142 views

Valuation theory on semisimple algebras used in the paper of Cohen-Martinet: reference request

I'm currently reading the paper of Henri Cohen & Jacques Martinet "Etude heuristique des groupes de classes des corps de nombres" On the 2nd section, they recall some facts on valuations, completions …
3 votes
0 answers
95 views

Study of relative class number of 'non-abelian' CM field by using L-functions

I'm currently interested in finding good upper bounds for the relative class numbers of non-abelian CM-fields. So I'm looking for some references to learn the techniques that can be useful. So far, I …
2 votes
0 answers
371 views

Is there a roadmap to learning representation theory of finite group over finite field?

I've been wanted to learn some basic theories of the (non-semisimple) representation of the finite group over a finite field. I have been guessing that the materials might be contained in the books on …
3 votes
2 answers
420 views

Is there any simple formula for the character of $S_{n}$ represented by the set of $k$-tuple...

I'm interested in the representation theory of symmetric groups. I'm now trying to search for the formula for the characters of $\Omega^{k}$, the set of $k$-tuple of elements of $\Omega$ a set of $n$ …
3 votes
0 answers
115 views

Reference for the Netto's theorem on the permutation groups which was mentioned in the paper...

I'm trying to read 'Uber die Charaktere der mehrfach transitiven Gruppen' written by Frobenius. There he mentioned some theorems of Netto. I'm depending on the Google translator. and the translation …
0 votes
0 answers
177 views

Request for a modern Reference for Frobenius' paper "Über die Charaktere der mehrfach transi...

I'm interested in the paper of Jan Saxl "The Complex Characters of the Symmetric Groups that Remain Irreducible in Subgroups". I have only (not yet enough!) standard background on the representation t …
1 vote
0 answers
212 views

Is there any research on the action of a subgroup on the whole finite group by conjugation?

I want to know whether there are any research on the orbits of the action of a subgroup by conjugation on the whole group, when the group is finite. (Especially whole symmetric group.) I'm especially …
1 vote
0 answers
89 views

Is there any English reference for the paper 'Darstellungstheorie von Schur-Algebren' writte...

Now I'm reading the paper of Friedrich Roesler on the representation theory of Schur-Rings with the title 'Darstellungstheorie von Schur-Algebren' (Math Z 1972). My goal is to understand algebraic the …
4 votes
1 answer
496 views

I want to know the name of or any references for a matrix in the book "The representation th...

$\DeclareMathOperator{\Ind}{\operatorname{Ind}}$I'm reading "The representation theory of the symmetric groups" written by Gordon James. I found the matrix $B$ in the chapter 6 ("The character table o …
2 votes
0 answers
97 views

Is there any good reference on the Bayesian view that can be helpful for reading papers on t...

Nowadays there are many papers on the number theory using heuristics. I have read some of them. But I have no clear understanding of the Bayesian Probability(subjective probability). The concept of us …

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