Multiple eigen-values for 2x2 and 3x3 matrices
Compute in one shot the eigen-values of multiples (3 x 3) matrices using Cardan's formula
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Note that this function do not return EIGEN VECTORS.
This function is faster than looping on EIG when eigenvalues must be computed for a large number of matrices. The test shows it can speed up by 10 times
Cite As
Bruno Luong (2026). Multiple eigen-values for 2x2 and 3x3 matrices (https://www.mathworks.com/matlabcentral/fileexchange/27680-multiple-eigen-values-for-2x2-and-3x3-matrices), MATLAB Central File Exchange. Retrieved .
General Information
- Version 2.1.0.0 (6.29 KB)
MATLAB Release Compatibility
- Compatible with any release
Platform Compatibility
- Windows
- macOS
- Linux
| Version | Published | Release Notes | Action |
|---|---|---|---|
| 2.1.0.0 | Eigen vectors can be now computed.
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| 1.3.0.0 | Extend for 2x2 matrices |
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| 1.2.0.0 | Extend to complex matrices as well |
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| 1.1.0.0 | Speed improvement |
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| 1.0.0.0 |
