polyVal2D and polyFit2D

Evaluate 2D polynomials using Horner's method. Fit 2D polynomials to data using backslash operator.
Updated 18 Apr 2013

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Often it's necessary to fit or evaluate a function with 2 dimensions. Use polyFit2D.m to fit a 2D polynomila to data and polyVal2D.m to evaluate it. Fun!

These functions are explained in detail here:

They are also hosted in a Gist on Github here:

Cite As

Mark Mikofski (2024). polyVal2D and polyFit2D (https://www.mathworks.com/matlabcentral/fileexchange/41097-polyval2d-and-polyfit2d), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2012b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes

now with polyDer2D.m