Multiple-root polynomial solved by partial fraction expansion
To find poles/residues of the rational function, instead of roots/multiplicities of the polynomial
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Cite As
Feng Cheng Chang (2026). Multiple-root polynomial solved by partial fraction expansion (https://nl.mathworks.com/matlabcentral/fileexchange/22375-multiple-root-polynomial-solved-by-partial-fraction-expansion), MATLAB Central File Exchange. Retrieved .
Acknowledgements
Inspired by: More Flexible Sorting and Multiplicity of Roots of a Polynomial, Symbolic Polynomial Manipulation, Variable Precision Integer Arithmetic
General Information
- Version 1.11.0 (1.59 KB)
MATLAB Release Compatibility
- Compatible with any release
Platform Compatibility
- Windows
- macOS
- Linux
| Version | Published | Release Notes | Action |
|---|---|---|---|
| 1.11.0 | Correct typo in m-file |
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| 1.10.0 | Update the m-file, to include the overall deviation error of the original polynomial. |
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| 1.7.0 | Update the Polynomial GCD routine. |
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| 1.4.0 | Update the m-file to include both monic-head and monic-tail for polynomial GCD computation. |
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| 1.2.0 | Update the source code. Add two numerical examples, including print-out the complete PRS and related polynomials. |
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| 1.1.0 | Add numerical example to "Description". |
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| 1.0.0 |
