GitHub

optical-imaging/photonic-fdfd-toolbox

Photonic Finite-Difference Frequency-Domain (FDFD) Toolbox is a MATLAB Community Toolbox project, aiming to provide intuitive framework for photonic devices simulation using MATLAB. Note: The toolbox ...
Semiconductor Engineering

Sparse Finite Element Problems on Neuromorphic HW (Sandia National Lab)

A new technical paper titled “Solving sparse finite element problems on neuromorphic hardware” was published by researchers ...
Simon Fraser University

Finite Difference Approximations of Derivatives

First-order derivatives: n additional function calls are needed. Second-order derivatives based on gradient calls, when the "grd" module is specified (Dennis and Schnabel 1983): n additional gradient ...
Nature

Error Analysis and Numerical Methods for Parabolic Partial Differential Equations

Parabolic partial differential equations (PDEs) are fundamental in modelling a wide range of diffusion processes in physics, finance and engineering. The numerical approximation of these equations ...
IEEE

Finite-Difference Time-Domain Methods: From Fields and Potentials to Gauge-Invariant Field-Impulses With Universal Current-Impulse Source

Abstract: This article presents the finite-difference time-domain (FDTD) method for gauge-invariant field-impulses, which constitute the fundamental physical quantities of electromagnetics (EM) in ...
CNBC

What is the debt snowball method — and how is it different from the avalanche method?

Paying off debts is one of the most important steps in improving your financial life. How you approach it, though, comes down to your personality. If you're someone who needs a quick win right off the ...
Investopedia

Percentage of Completion vs. Completed Contract: Key Accounting Differences

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Khadija Khartit is a strategy, investment, ...
IEEE

Super-Resolution Deep Learning Network for Finite-Difference Time-Domain Simulations

Abstract: When selecting the spatial grid size in finite-difference time-domain (FDTD) simulations, it is necessary to balance numerical dispersion and computational resources. Coarser grids are less ...
Investopedia

Credit Cards vs. Debit Cards: What’s the Difference?

Mark Cussen, CMFC, has 13+ years of experience as a writer and provides financial education to military service members and the public. Mark is an expert in investing, economics, and market news.
Health.com

Which Sunscreen is Better?

Zoe McDonald has worked as a content creator and producer for more than eight years. She has held staff positions at national media brands as well as local outlets. She developed an interest in health ...
GitHub

Poisson PDE Solver with PETSc

This project solves the two-dimensional Poisson equation on a unit square using second-order finite differences. Two implementations are provided: A Python reference solver that relies on NumPy and ...