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In this paper we develop a Grobner bases theory for ideals of partial difference polynomials with constant or non-constant coefficients. In particular, we introduce a criterion providing the finiteness of such bases when a difference ideal…

Commutative Algebra · Mathematics 2014-10-28 Vladimir P. Gerdt , Roberto La Scala

We present a formalization of Gr\"obner basis theory in Lean 4, built on top of Mathlib's infrastructure for multivariate polynomials and monomial orders. Our development covers the core foundations of Gr\"obner basis theory, including…

Commutative Algebra · Mathematics 2026-04-21 Junyu Guo , Hao Shen , Junqi Liu , Lihong Zhi

We study the family of graphs whose number of primitive cycles equals its cycle rank. It is shown that this family is precisely the family of ring graphs. Then we study the complete intersection property of toric ideals of bipartite graphs…

Commutative Algebra · Mathematics 2011-04-05 Isidoro Gitler , Enrique Reyes , Rafael H. Villarreal

In this paper, we examine the structure of systems that are weighted homogeneous for several systems of weights, and how it impacts the computation of Gr\"obner bases. We present several linear algebra algorithms for computing Gr\"obner…

Symbolic Computation · Computer Science 2024-04-09 Thibaut Verron

We provide necessary and sufficient conditions for simplicial complexes whose determinantal facet ideals admit reduced Grobner bases under diagonal term orders. Building on and extending foundational results for binomial edge ideals and…

Commutative Algebra · Mathematics 2026-01-27 Fahimeh Khosh-Ahang Ghasr

In this paper we present a new methodology for solving multiobjective integer linear programs using tools from algebraic geometry. We introduce the concept of partial Gr\"obner basis for a family of multiobjective programs where the…

Optimization and Control · Mathematics 2008-06-19 Victor Blanco , Justo Puerto

We study almost complete intersection ideals in a polynomial ring, generated by powers of all the variables together with a power of their sum. Our main result is an explicit description of the reduced Gr\"obner bases for these ideals under…

Commutative Algebra · Mathematics 2025-07-01 Filip Jonsson Kling , Samuel Lundqvist , Fatemeh Mohammadi , Matthias Orth

We introduce binomial edge ideals attached to a simple graph $G$ and study their algebraic properties. We characterize those graphs for which the quadratic generators form a Gr\"obner basis in a lexicographic order induced by a vertex…

Commutative Algebra · Mathematics 2009-10-16 Juergen Herzog , Takayuki Hibi , Freyja Hreinsdottir , Thomas Kahle , Johannes Rauh

This note computes a Gr\"obner basis for the ideal defining a union of Schubert varieties. More precisely, it computes a Gr\"obner basis for unions of schemes given by northwest rank conditions on the space of all matrices of a fixed size.…

Algebraic Geometry · Mathematics 2014-05-14 Anna Bertiger

Gr\"{o}bner bases are nowadays central tools for solving various problems in commutative algebra and algebraic geometry. A typical use of Gr\"{o}bner bases is the multivariate polynomial system solving, which enables us to construct…

Symbolic Computation · Computer Science 2024-03-05 Momonari Kudo , Kazuhiro Yokoyama

Signature-based algorithms have become a standard approach for Gr\"obner basis computations for polynomial systems over fields, but how to extend these techniques to coefficients in general rings is not yet as well understood. In this…

Symbolic Computation · Computer Science 2019-05-28 Maria Francis , Thibaut Verron

The new type of ideal basis introduced herein constitutes a compromise between the Gr\"obner bases based on the Buchberger's algorithm and the characteristic sets based on the Wu's method. It reduces the complexity of the traditional…

Symbolic Computation · Computer Science 2022-02-22 Sheng-Ming Ma

With this paper we present an extension of our recent ISSAC paper about computations of Groebner(-Shirshov) bases over free associative algebras Z<X>. We present all the needed proofs in details, add a part on the direct treatment of the…

Rings and Algebras · Mathematics 2025-11-25 Viktor Levandovskyy , Tobias Metzlaff , Karim Zeid

Combinatorial neural codes are $0/1$ vectors that are used to model the co-firing patterns of a set of place cells in the brain. One wide-open problem in this area is to determine when a given code can be algorithmically drawn in the plane…

Combinatorics · Mathematics 2018-08-29 Robert Davis

Bounds for the maximal degree of certain Gr\"obner bases of simplicial toric ideals are given. These bounds are close to the bound stated in Eisenbud-Goto's Conjecture on the Castelnuovo-Mumford regularity.

Commutative Algebra · Mathematics 2007-10-30 M. Hellus , J. Stueckrad , L. T. Hoa

General error locator polynomials are polynomials able to decode any correctable syndrome for a given linear code. Such polynomials are known to exist for all cyclic codes and for a large class of linear codes. We provide some decoding…

Commutative Algebra · Mathematics 2016-04-01 Chiara Marcolla , Emmanuela Orsini , Massimiliano Sala

This paper is a survey of computational issues in algebraic geometry, with particular attention to the theory of Grobner bases and the regularity of an algebraic variety. 1. A geometric introduction to Grobner bases. 2. An algebraic…

alg-geom · Mathematics 2015-06-30 Dave Bayer , David Mumford

We generalise Gabidulin codes to the case of infinite fields, eventually with characteristic zero. For this purpose, we consider an abstract field extension and any automorphism in the Galois group. We derive some conditions on the…

Information Theory · Computer Science 2017-03-28 Daniel Augot , Pierre Loidreau , Gwezheneg Robert

This paper studies the behavior of Grobner bases with respect to extensions of scalars. We prove that an extension of scalars commutes with taking Grobner bases iff the extension is flat. We consider what information can be deduced about…

alg-geom · Mathematics 2008-02-03 Dave Bayer , Andre Galligo , Mike Stillman

We consider ideals involving the maximal minors of a polynomial matrix. For example, those arising in the computation of the critical values of a polynomial restricted to a variety for polynomial optimisation. Gr\"obner bases are a…

Commutative Algebra · Mathematics 2022-03-21 Alin Bostan , Jérémy Berthomieu , Andrew Ferguson , Mohab Safey El Din
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