English
Related papers

Related papers: Graver Bases and Universal Gr\"obner Bases for Lin…

200 papers

We introduce a very natural topology on the set of total orderings of monomials of any algebra having a countable basis over a field. This topological space and some notable subspaces are compact. This topological framework allows us to…

Rings and Algebras · Mathematics 2011-06-02 Roberto Boldini

A \textit{symmetric ideal} $I \subseteq R = K[x_1,x_2,...]$ is an ideal that is invariant under the natural action of the infinite symmetric group. We give an explicit algorithm to find Gr\"obner bases for symmetric ideals in the infinite…

Commutative Algebra · Mathematics 2008-01-30 Matthias Aschenbrenner , Christopher J. Hillar

Experiences with the implementation of strong Gr\"obner bases respectively standard bases for polynomial rings over principal ideal rings are explained: different strategies for creating the pair set, methods to avoid coefficient growth and…

Commutative Algebra · Mathematics 2016-09-15 Christian Eder , Gerhard Pfister , Adrian Popescu

We propose a novel encoding scheme for algebraic codes such as codes on algebraic curves, multidimensional cyclic codes, and hyperbolic cascaded Reed-Solomon codes and present numerical examples. We employ the recurrence from the Gr\"obner…

Information Theory · Computer Science 2007-07-13 Hajime Matsui , Seiichi Mita

To integer programming problems, computational algebraic approaches using Grobner bases or standard pairs via the discreteness of toric ideals have been studied in recent years. Although these approaches have not given improved time…

Combinatorics · Mathematics 2007-05-23 Takayuki Ishizeki , Hiroki Nakayama , Hiroshi Imai

We present a $p$-adic algorithm to recover the lexicographic Gr\"obner basis $\mathcal G$ of an ideal in $\mathbb Q[x,y]$ with a generating set in $\mathbb Z[x,y]$, with a complexity that is less than cubic in terms of the dimension of…

Commutative Algebra · Mathematics 2023-12-22 Eric Schost , Catherine St-Pierre

In this paper, we extend the idea of comprehensive Gr\"{o}bner bases given by Weispfenning (1992) to border bases for zero dimensional parametric polynomial ideals. For this, we introduce a notion of comprehensive border bases and border…

Symbolic Computation · Computer Science 2013-12-31 Abhishek Dubey , Ambedkar Dukkipati

Multiobjective discrete programming is a well-known family of optimization problems with a large spectrum of applications. The linear case has been tackled by many authors during the last years. However, the polynomial case has not been…

Optimization and Control · Mathematics 2011-01-24 Víctor Blanco , Justo Puerto

In 1980, White conjectured that the toric ideal of a matroid is generated by quadratic binomials corresponding to a symmetric exchange. In this paper, we compute Gr\"obner bases of toric ideals associated with matroids and show that, for…

Commutative Algebra · Mathematics 2020-04-28 Ken-ichi Hayase , Takayuki Hibi , Koyo Katsuno , Kazuki Shibata

In this paper, the tropical differential Gr\"obner basis is studied, which is a natural generalization of the tropical Gr\"obner basis to the recently introduced tropical differential algebra. Like the differential Gr\"obner basis, the…

Symbolic Computation · Computer Science 2019-04-05 Youren Hu , Xiao-Shan Gao

In this paper we describe an efficient involutive algorithm for constructing Groebner bases of polynomial ideals. The algorithm is based on the concept of involutive monomial division which restricts the conventional division in a certain…

Commutative Algebra · Mathematics 2007-05-23 Vladimir P. Gerdt

In this article we present two new algorithms to compute the Groebner basis of an ideal that is invariant under certain permutations of the ring variables and which are both implemented in SINGULAR (cf. [DGPS12]). The first and major…

Commutative Algebra · Mathematics 2013-04-10 Stefan Steidel

In this paper we present a version of the general polynomial involutive algorithm for computing Janet bases specialized to toric ideals. The relevant data structures are Janet trees which provide a very fast search for a Janet divisor. We…

Commutative Algebra · Mathematics 2007-05-23 Vladimir P. Gerdt , Yuri A. Blinkov

We encode the binomials belonging to the toric ideal $I_A$ associated with an integral $d \times n$ matrix $A$ using a short sum of rational functions as introduced by Barvinok \cite{bar,newbar}. Under the assumption that $d,n$ are fixed,…

Combinatorics · Mathematics 2007-05-23 Jesus De Loera , David Haws , Raymond Hemmecke , Peter Huggins , Bernd Sturmfels , Ruriko Yoshida

We study the binomial and monomial ideals arising from linear equivalence of divisors on graphs from the point of view of Gr\"obner theory. We give an explicit description of a minimal Gr\"obner bases for each higher syzygy module. In each…

Combinatorics · Mathematics 2019-10-21 Fatemeh Mohammadi , Farbod Shokrieh

We present algorithms for computing the reduced Gr\"{o}bner basis of the vanishing ideal of a finite set of points in a frame of ideal interpolation. Ideal interpolation is defined by a linear projector whose kernel is a polynomial ideal.…

Commutative Algebra · Mathematics 2024-01-17 Xue Jiang , Yihe Gong

A numerical semigroup is said to be universally free if it is free for any possible arrangement of its minimal generating set. In this work, we establish that toric ideals associated with universally free numerical semigroups can be…

Commutative Algebra · Mathematics 2023-03-14 Ignacio García Marco , Pedro A. García-Sánchez , Ignacio Ojeda , Christos Tatakis

We describe explicitly all multisets of weights whose defining projective toric varieties are self-dual. In addition, we describe a remarkable and unexpected combinatorial behaviour of the defining ideals of these varieties. The toric ideal…

Algebraic Geometry · Mathematics 2023-12-20 Apostolos Thoma , Marius Vladoiu

Radical binomial ideals associated with finite lattices are studied. Gr\"obner basis theory turns out to be an efficient tool in this investigation.

Commutative Algebra · Mathematics 2012-04-02 Viviana Ene , Takayuki Hibi

Let $G$ be a simple graph on the vertex set $\{1,\ldots,n\}$ with $m$ edges. An algebraic object attached to $G$ is the ideal $P_{G}$ generated by diagonal 2-minors of an $n \times n$ matrix of variables. In this paper we prove that if $G$…

Commutative Algebra · Mathematics 2016-07-26 Anargyros Katsabekis