Fast Chebyshev Differentiation

Version 1.0.0.0 (1.69 KB) by Greg von Winckel
Computes the numerical derivative on the Chebyshev grid.
5.0
(1)
3.4K Downloads
Updated 15 Sep 2005

View License

This script numerically differentiates a function on the Chebyshev-Gauss-Lobatto grid in O(N*log(N)) time. Equivalent to computing D*x where D is the Chebyshev collocation matrix, but much faster for large vectors x.

Cite As

Greg von Winckel (2026). Fast Chebyshev Differentiation (https://au.mathworks.com/matlabcentral/fileexchange/8481-fast-chebyshev-differentiation), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R14
Compatible with any release
Platform Compatibility
Windows macOS Linux
Tags Add Tags
Acknowledgements

Inspired: ORTHPOLYFIT, ORTHPOLYVAL

Version Published Release Notes
1.0.0.0