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Efficiently processing basic linear algebra subroutines is of great importance for a wide range of computational problems. In this paper, we consider techniques to implement matrix functions on a quantum computer, which are composed of…

Quantum Physics · Physics 2019-02-28 Liming Zhao , Zhikuan Zhao , Patrick Rebentrost , Joseph Fitzsimons

We construct a 2-category of differential graded schemes. The local affine models in this theory are differential graded algebras, which are graded commutative with unit over a field of characteristic zero, are concentrated in non-positive…

Algebraic Geometry · Mathematics 2007-05-23 Kai Behrend

We prove that for any finite-dimensional differential graded algebra with separable semisimple part the category of perfect modules is equivalent to a full subcategory of the category of perfect complexes on a smooth projective scheme with…

Algebraic Geometry · Mathematics 2020-03-18 Dmitri Orlov

The aim of this article is to introduce the concept of graded $2$-absorbing coprimary submodules as a generalization of graded strongly $2$-absorbing second submodules, and explore some properties of this class. A non-zero graded…

Commutative Algebra · Mathematics 2021-01-28 Malik Bataineh , Rashid Abu-Dawwas

Firstly, we introduce a class of new algebraic systems which generalize Hopf quasigroups and Hopf $\pi-$algebras called $Q$-graded Hopf quasigroups, and research some properties of them. Secondly, we define the representations of $Q$-graded…

Rings and Algebras · Mathematics 2019-03-20 Guodong Shi , Shuanhong Wang

We present a new Python package that uses the established notion of geometric quantum complexity to numerically compute the difficulty associated with preparing a given unitary transformation on a quantum computer. The numerical procedure…

The complexity of Gr\"{o}bner computations has inspired many improvements to Buchberger's algorithm over the years. Looking for further insights into the algorithm's performance, we offer a threaded implementation of classical Buchberger's…

Commutative Algebra · Mathematics 2022-03-09 Sonja Petrović , Shahrzad Jamshidi Zelenberg

In this article, we show that the algebraic degree in semidefinite programming can be expressed in terms of the coefficient of a certain monomial in a doubly symmetric polynomial. This characterization of the algebraic degree allows us to…

Algebraic Geometry · Mathematics 2023-09-04 Dang Tuan Hiep , Nguyen Thi Ngoc Giao , Nguyen Thi Mai Van

This is an expository version of our paper [arXiv:1902.07384]. Our aim is to present recent Macaulay2 algorithms for computation of mixed multiplicities of ideals in a Noetherian ring which is either local or a standard graded algebra over…

Commutative Algebra · Mathematics 2023-07-20 Kriti Goel , Vivek Mukundan , Sudeshna Roy , J. K. Verma

The quasi-projective dimension and quasi-injective dimension are recently introduced homological invariants that generalize the classical notions of projective dimension and injective dimension, respectively. For a local ring $R$ and…

Commutative Algebra · Mathematics 2025-11-19 Victor H. Jorge-Pérez , Paulo Martins , Victor D. Mendoza-Rubio

We introduce a notion of degenerations of graded modules. In relation to it, we also introduce several partial orders as graded analogies of the hom order, the degeneration order and the extension order. We prove that these orders are…

Commutative Algebra · Mathematics 2013-02-08 Naoya Hiramatsu

In this article, we study the multiparameter second quantum Weyl algebra at roots of unity. In this setting, the algebra is a polynomial identity (PI) algebra, and the dimension of its simple modules is bounded above by its PI degree. We…

Representation Theory · Mathematics 2024-12-24 Sanu Bera

Let $A = K[[X_1,\cdots,X_n]]$ and let $\mathfrak{m} = (X_1,\cdots,X_n)$. Let $M$ be a Cohen-Macaulay $A$-module of codimension $p$. In this paper we give a necessary and sufficient condition for the associated graded module…

Commutative Algebra · Mathematics 2014-09-08 Tony J. Puthenpurakal

We compute the generic degrees of the Ariki--Koike algebras by first constructing a basis of matrix units in the semisimple case. As a consequence, we also obtain an explicit isomorphism from any semisimple Ariki--Koike algebra to the group…

Representation Theory · Mathematics 2007-05-23 Andrew Mathas

We show that the property of a standard graded algebra R being Cohen-Macaulay is characterized by the existence of a pure Cohen-Macaulay R-module corresponding to any degree sequence of length at most depth(R). We also give a relation in…

Commutative Algebra · Mathematics 2017-01-24 H. Ananthnarayan , Rajiv Kumar

Let A \subseteq B be cancellative abelian semigroups, and let R be an integral domain. We show that the semigroup ring R[B] can be decomposed, as an R[A]-module, into a direct sum of R[A]-submodules of the quotient ring of R[A]. In the case…

Commutative Algebra · Mathematics 2012-12-21 Janko Boehm , David Eisenbud , Max Joachim Nitsche

When studying deformations of an $A$-module $M$, Laudal and Yau showed that one can consider 1-cocycles in the Hochschild cohomology of $A$ with coefficients in the bi-module $End_k(M).$ With this in mind, the use of higher order Hochschild…

Commutative Algebra · Mathematics 2015-04-20 Bruce R. Corrigan-Salter

Specialized function gradient computing hardware could greatly improve the performance of state-of-the-art optimization algorithms, e.g., based on gradient descent or conjugate gradient methods that are at the core of control, machine…

In this work we explore a correspondence between quantum circuits and low-degree polynomials over the finite field F_2. Any quantum circuit made up of Hadamard, Z, controlled-Z and controlled-controlled-Z gates gives rise to a degree-3…

Quantum Physics · Physics 2017-02-01 Ashley Montanaro

We introduce a module-theoretic approach and a linear-programming method to compute the matricial dimension of numerical semigroups. We use these to compute the matricial dimension of every numerical semigroup with Frobenius number at most…

Combinatorics · Mathematics 2025-10-20 Theo Chinn , Junshu Feng , Stephan Ramon Garcia , Peiting Jiang