Results 1 to 10 of about 52 (52)

Symmetric edge polytopes and matching generating polynomials [PDF]

open access: yes, 2021
Symmetric edge polytopes \(\mathcal{A}_G\) of type A are lattice polytopes arising from the root system \(A_n\) and finite simple graphs \(G\). There is a connection between \(\mathcal{A}_G\) and the Kuramoto synchronization model in physics.
Ohsugi, Hidefumi, Tsuchiya, Akiyoshi
core   +1 more source

Arquile Varieties – Varieties Consisting of Power Series in a Single Variable

open access: yesForum of Mathematics, Sigma, 2021
Spaces of power series solutions $y(\mathrm {t})$ in one variable $\mathrm {t}$ of systems of polynomial, algebraic, analytic or formal equations $f(\mathrm {t},\mathrm {y})=0$ can be viewed as ‘infinite-dimensional’ varieties over ...
Herwig Hauser, Sebastian Woblistin
doaj   +1 more source

Geometric vertex decomposition and liaison

open access: yesForum of Mathematics, Sigma, 2021
Geometric vertex decomposition and liaison are two frameworks that have been used to produce similar results about similar families of algebraic varieties. In this paper, we establish an explicit connection between these approaches.
Patricia Klein, Jenna Rajchgot
doaj   +1 more source

On algebraic characterization of SSC of the Jahangir’s graph 𝓙n,m

open access: yesOpen Mathematics, 2018
In this paper, some algebraic and combinatorial characterizations of the spanning simplicial complex Δs(𝓙n,m) of the Jahangir’s graph 𝓙n,m are explored. We show that Δs(𝓙n,m) is pure, present the formula for f-vectors associated to it and hence deduce a ...
Raza Zahid, Kashif Agha, Anwar Imran
doaj   +1 more source

On the first fall degree of summation polynomials

open access: yesJournal of Mathematical Cryptology, 2019
We improve on the first fall degree bound of polynomial systems that arise from a Weil descent along Semaev’s summation polynomials relevant to the solution of the Elliptic Curve Discrete Logarithm Problem via Gröbner basis algorithms.
Kousidis Stavros, Wiemers Andreas
doaj   +1 more source

Transversal intersection and sum of polynomial ideals

open access: yes, 2022
In this paper we derive some conditions for transversal intersection of polynomial ideals and present some examples. Finally, as an application of the results proved, we compute the Betti numbers of ideals of the form I1(XY)+J, where X and Y are some ...
Tripathi, Gaurab   +2 more
core  

Increasing subsequences, matrix loci and Viennot shadows

open access: yesForum of Mathematics, Sigma
Let ${\mathbf {x}}_{n \times n}$ be an $n \times n$ matrix of variables, and let ${\mathbb {F}}[{\mathbf {x}}_{n \times n}]$ be the polynomial ring in these variables over a field ${\mathbb {F}}$ .
Brendon Rhoades
doaj   +1 more source

Dickson Polynomials that are Permutations [PDF]

open access: yes, 2004
2000 Mathematics Subject Classification: 11T06, 13P10.A theorem of S.D. Cohen gives a characterization for Dickson polynomials of the second kind that permutes the elements of a finite field of cardinality the square of the characteristic.
Cipu, Mihai
core  

Koszul binomial edge ideals

open access: yesForum of Mathematics, Sigma
The study of Koszul binomial edge ideals was initiated by V. Ene, J. Herzog, and T. Hibi in 2014, who found necessary conditions for Koszulness. The binomial edge ideal $J_G$ associated to a finite simple graph G is always generated by quadrics ...
Adam LaClair   +3 more
doaj   +1 more source

On The (De)Homogenization of Sagbi-Gröbner Bases for Modules

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
This article explores the behavior of Sagbi-Gröbner bases for modules over polynomial subalgebras under the process of homogenization and dehomogenization.
Kanwal Nazish, Khan Junaid Alam
doaj   +1 more source

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