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This work presents a method of computing Voigt functions and their derivatives, to high accuracy, on a uniform grid. It is based on an adaptation of Fourier-transform based convolution. The relative error of the result decreases as the…

数据分析、统计与概率 · 物理学 2007-05-23 Marcus H. Mendenhall

Simulating quantum states on a classical computer is hard, typically requiring prohibitive resources in terms of memory and computational power. Efficient simulation, however, can be achieved for certain classes of quantum states, in…

量子物理 · 物理学 2022-12-19 Igor Brandão , Daniel Tandeitnik , Thiago Guerreiro

A variety of problems emerged investigating electronic circuits, computer devices and cellular automata motivated a number of attempts to create a differential and integral calculus for Boolean functions. In the present article, we extend…

逻辑 · 数学 2016-08-17 Eduardo Mizraji

\textbf{FlexBox} is a flexible MATLAB toolbox for finite dimensional convex variational problems in image processing and beyond. Such problems often consist of non-differentiable parts and involve linear operators. The toolbox uses a…

最优化与控制 · 数学 2016-07-21 Hendrik Dirks

This paper introduces an efficient tensor-vector product technique for the rapid and accurate approximation of integral operators within physics-informed deep learning frameworks. Our approach leverages neural network architectures to…

机器学习 · 计算机科学 2024-09-04 Alireza Afzal Aghaei , Mahdi Movahedian Moghaddam , Kourosh Parand

FinInG is a package for computation in Finite Incidence Geometry. It provides users with the basic tools to work in various areas of finite geometry from the realms of projective spaces to the flat lands of generalised polygons. The…

We introduce the MathGR package, written in Mathematica. The package can manipulate tensor and GR calculations with either abstract or explicit indices, simplify tensors with permutational symmetries, decompose tensors from abstract indices…

数学软件 · 计算机科学 2016-12-08 Yi Wang

Function calling (FC) empowers large language models (LLMs) and autonomous agents to interface with external tools, a critical capability for solving complex, real-world problems. As this ability becomes increasingly central to advanced AI…

We present SuperTracer, a Mathematica package aimed at facilitating the functional matching procedure for generic UV models. This package automates the most tedious parts of one-loop functional matching computations. Namely, the…

高能物理 - 唯象学 · 物理学 2021-08-03 Javier Fuentes-Martin , Matthias König , Julie Pagès , Anders Eller Thomsen , Felix Wilsch

The parquet equation is an exact field-theoretic equation known since the 60s that underlies numerous approximations to solve strongly correlated Fermion systems. Its derivation previously relied on combinatorial arguments classifying all…

强关联电子 · 物理学 2023-11-29 Christian J. Eckhardt , Patrick Kappl , Anna Kauch , Karsten Held

This paper describes an interactive tool that facilitates following define-use chains in large codes. The motivation for the work is to support relative debugging, where it is necessary to iteratively refine a set of asser-tions between…

软件工程 · 计算机科学 2007-05-23 Aaron Searle , John Gough , David Abramson

LoKit is a toolkit based on the coordination language LO. It allows to build distributed collaborative applications by providing a set of generic tools. This paper briefly introduces the concept of the toolkit, presents a subset of the…

编程语言 · 计算机科学 2023-12-20 Uwe M. Borghoff

We describe here a library aimed at automating the solution of partial differential equations using the finite element method. By employing novel techniques for automated code generation, the library combines a high level of expressiveness…

数学软件 · 计算机科学 2012-05-15 Anders Logg , Garth N. Wells

Many Haskell textbooks explain the evaluation of pure functional programs as a process of stepwise rewriting using equations. However, usual implementation techniques perform program transformations that make producing the corresponding…

编程语言 · 计算机科学 2024-07-17 Pedro Vasconcelos , Rodrigo Marques

CG-Kit is a new code generation toolkit that we propose as a solution for portability and maintainability for scientific computing applications. The development of CG-Kit is rooted in the urgent need created by the shifting landscape of…

分布式、并行与集群计算 · 计算机科学 2024-01-09 Johann Rudi , Youngjun Lee , Aidan H. Chadha , Mohamed Wahib , Klaus Weide , Jared P. O'Neal , Anshu Dubey

In this paper, we briefly discuss the dynamic and functional approach to computer symbolic tensor analysis. The ccgrg package for Wolfram Language/Mathematica is used to illustrate this approach. Some examples of applications are attached.

符号计算 · 计算机科学 2016-03-21 A. Woszczyna , P. Plaszczyk , W. Czaja , Z. A. Golda

We introduce the ForeignFunctions package for Macaulay2, which uses libffi to provide the ability to call functions from external libraries without needing to link against them at compile time. As examples, we use the library FFTW to…

代数几何 · 数学 2025-01-22 Douglas A. Torrance

We describe DyNet, a toolkit for implementing neural network models based on dynamic declaration of network structure. In the static declaration strategy that is used in toolkits like Theano, CNTK, and TensorFlow, the user first defines a…

Learning functional programming requires learning a substitution-based computational model. While substitution should be a familiar concept from high-school algebra, students often have difficulty applying it to new settings, such as…

编程语言 · 计算机科学 2025-08-06 Pedro Vasconcelos

Functional graphs (FGs) model the graph structures used to analyse the behaviour of functions from a discrete set to itself. In turn, such functions are used to study real complex phenomena evolving in time. As the systems involved can be…

动力系统 · 数学 2024-04-05 François Doré , Enrico Formenti , Antonio E. Porreca , Sara Riva