English
Related papers

Related papers: Solving Polynomial Systems with phcpy

200 papers

Scientific inference is often undermined by the vast but rarely explored "multiverse" of defensible modelling choices, which can generate results as variable as the phenomena under study. We introduce RobustiPy, an open-source Python…

Methodology · Statistics 2026-05-20 Daniel Valdenegro , Jiani Yan , Duiyi Dai , Charles Rahal

Due to the complex behavior arising from non-uniqueness, symmetry, and bifurcations in the solution space, solving inverse problems of nonlinear differential equations (DEs) with multiple solutions is a challenging task. To address this, we…

Machine Learning · Computer Science 2024-01-18 Haoyang Zheng , Yao Huang , Ziyang Huang , Wenrui Hao , Guang Lin

Different security issues are a common problem for open source packages archived to and delivered through software ecosystems. These often manifest themselves as software weaknesses that may lead to concrete software vulnerabilities. This…

Software Engineering · Computer Science 2021-12-28 Jukka Ruohonen , Kalle Hjerppe , Kalle Rindell

High Performance Computing~(HPC) software stacks have become complex, with the dependencies of some applications numbering in the hundreds. Packaging, distributing, and administering software stacks of that scale is a complex undertaking…

Software Engineering · Computer Science 2022-11-14 Farid Zakaria , Thomas R. W. Scogland , Todd Gamblin , Carlos Maltzahn

A Materials Project based open-source Python tool, MPInterfaces, has been developed to automate the high-throughput computational screening and study of interfacial systems. The framework encompasses creation and manipulation of interface…

Computing haplotypes from sequencing data, i.e. haplotype assembly, is an important component of molecular and population genetics problems, including interpreting the effects of genetic variation on complex traits and reconstructing…

Genomics · Quantitative Biology 2026-03-12 Marjan Hosseini , Ella Veiner , Thomas Bergendahl , Tala Yasenpoor , Zane Smith , Margaret Staton , Derek Aguiar

Multiplexed imaging data are revolutionizing our understanding of the composition and organization of tissues and tumors. A critical aspect of such tissue profiling is quantifying the spatial relationship relationships among cells at…

Quantitative Methods · Quantitative Biology 2024-05-06 Ajit J. Nirmal , Peter K. Sorger

An algorithm is presented here, for discovering Hopf-Bifurcation varieties of polynomial dynamical systems. It is based on the expression of specific polynomials, as sums of products of first degree polynomials, with parametrical…

Chaotic Dynamics · Physics 2008-07-29 Stelios Kotsios

We introduce VOPy, an open-source Python library designed to address black-box vector optimization, where multiple objectives must be optimized simultaneously with respect to a partial order induced by a convex cone. VOPy extends beyond…

Machine Learning · Computer Science 2024-12-10 Yaşar Cahit Yıldırım , Efe Mert Karagözlü , İlter Onat Korkmaz , Çağın Ararat , Cem Tekin

Agent-based cellular models simulate tissue evolution by capturing the behavior of individual cells, their interactions with neighboring cells, and their responses to the surrounding microenvironment. An important challenge in the field is…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-06 Jose-Luis Estragues-Muñoz , Carlos Alvarez , Arnau Montagud , Daniel Jimenez-Gonzalez , Alfonso Valencia

To compute solutions of sparse polynomial systems efficiently we have to exploit the structure of their Newton polytopes. While the application of polyhedral methods naturally excludes solutions with zero components, an irreducible…

Symbolic Computation · Computer Science 2014-05-05 Danko Adrovic , Jan Verschelde

In this article, we describe an implementation of a polynomial system solver to compute the approximate solutions of a 0-dimensional polynomial system with finite precision p-adic arithmetic. We also describe an improvement to an algorithm…

Numerical Analysis · Mathematics 2019-07-09 Avinash Kulkarni

The polyhedral homotopy method of Huber and Sturmfels is a particularly efficient and robust numerical method for solving system of (Laurent) polynomial equations. A central component in an implementation of this method is an efficient and…

Algebraic Geometry · Mathematics 2021-11-30 Tianran Chen

We discuss in detail a recently proposed hybrid particle-continuum scheme for complex fluids and evaluate it at the example of a confined homopolymer solution in slit geometry. The hybrid scheme treats polymer chains near the impenetrable…

Soft Condensed Matter · Physics 2016-10-28 Shuanhu Qi , Hans Behringer , Thorsten Raasch , Friederike Schmid

The last improvements in programming languages, programming models, and frameworks have focused on abstracting the users from many programming issues. Among others, recent programming frameworks include simpler syntax, automatic memory…

Programming Languages · Computer Science 2018-10-29 Cristian Ramon-Cortes , Ramon Amela , Jorge Ejarque , Philippe Clauss , Rosa M. Badia

Nonlinear two-point boundary value problems arise in numerous areas of application. The existence and number of solutions for various cases has been studied from a theoretical standpoint. These results generally rely upon growth conditions…

Numerical Analysis · Mathematics 2007-05-23 E. L. Allgower , D. J. Bates , A. J. Sommese , C. W. Wampler

We present \code{phaser}, an open-source Python package that provides a unified interface to both conventional and gradient descent-based ptychographic algorithms. Features such as mixed-state probe, probe position correction, and…

Computational Physics · Physics 2025-07-21 Colin Gilgenbach , Menglin Zhu , James M. LeBeau

Large-scale simulations of plasmas are essential for advancing our understanding of fusion devices, space, and astrophysical systems. Particle-in-Cell (PIC) codes have demonstrated their success in simulating numerous plasma phenomena on…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-07-05 Steven W. D. Chien , Jonas Nylund , Gabriel Bengtsson , Ivy B. Peng , Artur Podobas , Stefano Markidis

The Epiphany is a many-core, low power, low on-chip memory architecture and one can very cheaply gain access to a number of parallel cores which is beneficial for HPC education and prototyping. The very low power nature of these…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-10-29 Nick Brown