Kelvin John Anjos

9 Questions 8 Answers 0 Followers

Questions related from Kelvin John Anjos

Gammoid arrising from quivers representing groupoids?

I'm not very familiar with gammoids. I wanted an advice of an article or book that has a dense content about gammoids. That could help me to understand the gammoid structure and how to build it up...

10 August 2017 6,812 0 View

How to prove the maintenance of the signal of a specific numerical series?

Given a1, a2, ..., an positive real numbers, and defined pk = ak \prod { i = 1 to n, i k} [(ai)2 - (ak)2] how to prove that \sum \frac{1}{pi} is positive? I had an idea of proof, but not...

02 August 2017 4,668 5 View

How to operate with floor and ceiling functions?

I was interested in listing all the possible integer solutions to f(n/10)-f(n/11) = 1 (eq1) Where f(x)=floor(x) is the floor function, relating each real number x to the greatest...

29 July 2017 9,824 4 View

The main importance on studying Artinian/Noetherian Modules?

What would be the main importance you see on the study of Artinian/Noetherian Modules?

28 March 2016 8,603 6 View

Is there any recent paper about Partial Matroid Representation on the context of Modules?

The only papers I found have Matroid Representations limited to matrix structures written in special occasions. I want advice on readings.

02 December 2015 5,561 1 View

What are the most recent impacts of partial group actions in the context of operator algebras?

I am studying this subject and would like to have recent results supported by this theory to add on my work.

02 November 2015 440 4 View

Clifford's theorem is the same in different contexts, I mean, in Module Theory and Group Representation Theory, isn't it?

I saw different statements and proofs. One involving induced representations and restrictions, another one only using basic group theory that is composition series and chains. They say the theorem...

02 November 2015 6,333 3 View

If D is a Dedekind domain, how do I prove that D is Noetherian?

And in D, how could I show that every nonzero prime ideal is maximal?

25 September 2015 5,230 7 View

How do I show that the quotient R[X]/R[X²] is isomorphic to R[X] as R-module?

Knowing that R is a commutative ring and R[X] is a free R-module.It seems obvious because any R-module can be written as quotient of a free R-module and any of its submodules. As R[X²] is a...

09 September 2015 5,450 5 View