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areaqueries

baobzi

An adaptive fast function approximator based on tree search

besseleval

An algorithm for the rapid evaluation of Bessel functions based on precomputed expansions.

bie2d

MATLAB tools for boundary integral equations in 2D (Laplace, Helmholtz, Stokes, ...)

bie2dquadlib

C libraries for quadratures for boundary integral formulations of BVPs (Laplace, Helmholtz, Stokes,...) on curves in 2D

bie3d

MATLAB tools for boundary integral equations in 3D (Laplace, time-domain wave equation, etc)

bz-integral

Integration of Green's functions (inverse of distance to band structure) over the Brillouin zone

comptools24

Computational Tools for PDEs with Complicated Geometries and Interfaces workshop materials, June 10-14, 2024.

csbq

dpls-demos

MATLAB codes for CPAM paper on doubly-periodic 2D Laplace and Stokes

fftw_benchmarkingcodes

floatingspeed

Floating-point/RAM benchmark in C vs C++ vs Fortran, including complex arithmetic

fmm2d

This codebase is a set of libraries to compute N-body interactions governed by the Laplace and Helmholtz equations, to a specified precision, in two dimensions, on a multi-core shared-memory machine.

fmm3d

Flatiron Institute Fast Multipole Libraries --- This codebase is a set of libraries to compute N-body interactions governed by the Laplace and Helmholtz equations, to a specified precision, in three dimensions, on a multi-core shared-memory machine.

fmmlib2d

Fast Multipole Method (FMM) library in R^2

fourier-submat

MATLAB codes for figures in paper on Fourier submatrix condition number

fresnaq

fast Fresnel scalar diffraction from binary occulters and apertures in MATLAB/Octave

fsinc

Fast sinc transform implementation in Python (based on https://github.com/hannahlawrence/sinctransform)

function_generator

Creation of fast functions to approximate slow to evaluation functions

fwam-numpde

numerical function approx and PDE lecture notes for FWAM 2019 conference

glspect

real-time audio spectrogram in OpenGL

heat-quasistatic

Expanding the heat equation in powers of the reciprocal diffusivity, motivated by a coupled membrane-interior cell problem

hmc

Sandbox for Hamiltonian Monte Carlo sampling of pdfs

localization-landscape

MATLAB for Lu-Steinerberger 2017 landscape function for localized eigenfunctions

memorygraph

MATLAB/octave unix tool to record MATLAB/octave memory and CPU usage vs time

mfs-fds

MFS via FDS

mfs-mobility

explore method of fundamental solutions for elastance and mobility BVPs

mountainlab-js

MountainLab is data processing, sharing and visualization software for scientists. It is built around MountainSort, spike sorting software, but is designed to be much more generally applicable.

mpspack

2D Helmholtz scattering and eigenvalue problems via particular solutions and integral equations

multilingual-julia

Minimally complete examples of Julia calling, more importantly being called by, Fortran, C, and Python.