The AAA Algorithm for Rational Approximation

By Yuji Nakatsukasa, Olivier Sète, Lloyd N. Trefethen. SIAM Journal on Scientific Computing, 2016

484 citations recorded by the source corpus.

We introduce a new algorithm for approximation by rational functions on a real or complex set of points, implementable in 40 lines of MATLAB and requiring no user input parameters. Even on a disk o...

Subfields: Computational Theory and Mathematics, Numerical Analysis, Statistical and Nonlinear Physics

View Paper: https://www.semanticscholar.org/paper/a518b8a663d79224e025e2258ecb340b10eb6760