Analysis and Solution of Discrete Ill-Posed Problems.


Updated 1 Feb 2015

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Regularization Tools: A MATLAB package for Analysis and Solution of Discrete Ill-Posed Problems. Version 4.1.
By means of the routines in this package, the user can experiment with different regularization strategies. The package also includes 12 test problems.

Requires Matlab Version 7.3. The manual and more details can be found at

Cite As

Per Christian Hansen (2023). regtools (, MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2007b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes

Various small bugs are fixed, and the help lines are expanded a bit (for those that don't read manuals).

This minor update was necessary due to overlap of a function name (ilaplace) with the Symbolic Math Toolbox.