Grid-free Monte Carlo for PDEs with spatially varying coefficients

R Sawhney, D Seyb, W Jarosz, K Crane - ACM Transactions on Graphics …, 2022 - dl.acm.org
Partial differential equations (PDEs) with spatially varying coefficients arise throughout
science and engineering, modeling rich heterogeneous material behavior. Yet conventional …

Monte Carlo methods for computing the capacitance of the unit cube

CO Hwang, M Mascagni, T Won - Mathematics and Computers in …, 2010 - Elsevier
It is well known that there is no analytic expression for the electrical capacitance of the unit
cube. However, there are several Monte Carlo methods that have been used to numerically …

Estimation of Fekete points

E Bendito, A Carmona, AM Encinas… - Journal of Computational …, 2007 - Elsevier
We aim here at presenting a new procedure to numerically estimate the Fekete points of a
wide variety of compact sets in R3. We understand the Fekete point problem in terms of the …

Spherical and Plane Integral Operators for PDEs

KK Sabelfeld, IA Shalimova - Construction, Analysis and …, 2013 - degruyter.com
The monograph is devoted to spherical and plane integral operators for high-dimen sional
boundary value problems of mathematical physics. The derived integral opera tors are used …

A parallel method for solving Laplace equations with Dirichlet data using local boundary integral equations and random walks

C Yan, W Cai, X Zeng - SIAM Journal on Scientific Computing, 2013 - SIAM
In this paper, a hybrid approach for solving the Laplace equation in general three-
dimensional (3-D) domains is presented. The approach is based on a local method for the …

A study of three-dimensional edge and corner problems using the neBEM solver

S Mukhopadhyay, N Majumdar - Engineering Analysis with Boundary …, 2009 - Elsevier
The previously reported neBEM solver has been used to solve electrostatic problems having
three-dimensional edges and corners in the physical domain. Both rectangular and …

Accelerated floating random walk algorithm for the electrostatic computation with 3-D rectilinear-shaped conductors

W Yu, K Zhai, H Zhuang, J Chen - Simulation modelling practice and theory, 2013 - Elsevier
With the advancement of fabrication technology, the electrostatic coupling has increasing
impact on the performance of very large-scale integrated (VLSI) circuits and micro …

High-accuracy parasitic extraction

M Kamon, R Iverson - EDA for IC implementation, circuit design …, 2018 - taylorfrancis.com
In this chapter, we describe high-accuracy parasitic extraction by both fast integral equation
methods as well as random-walk-based methods. For any extraction application, the …

Sparsified randomization algorithms for large systems of linear equations and a new version of the random walk on boundary method

K Sabelfeld, N Mozartova - 2009 - degruyter.com
Abstract Sparsified Randomization Monte Carlo (SRMC) algorithms for solving large
systems of linear algebraic equations are presented. We construct efficient stochastic …

Using Correlated Monte Carlo Sampling for Efficiently Solving the Linearized Poisson− Boltzmann Equation Over a Broad Range of Salt Concentration

MO Fenley, M Mascagni, J McClain… - Journal of chemical …, 2010 - ACS Publications
Dielectric continuum or implicit solvent models provide a significant reduction in
computational cost when accounting for the salt-mediated electrostatic interactions of …