Multiple eigen-values for 2x2 and 3x3 matrices

Version 2.1.0.0 (6,29 KB) von Bruno Luong
Compute in one shot the eigen-values of multiples (3 x 3) matrices using Cardan's formula
4.6
(7)
1,8K Downloads
Aktualisiert 26. Mär 2021

Lizenz anzeigen

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

Zitieren als

Bruno Luong (2024). 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. Abgerufen.

Kompatibilität der MATLAB-Version
Erstellt mit R2010a
Kompatibel mit allen Versionen
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Eig3Folder

Version Veröffentlicht Versionshinweise
2.1.0.0

Eigen vectors can be now computed.
For dimension 3 it requires https://www.mathworks.com/matlabcentral/fileexchange/68976-multipleqr
1.3.0.0

Extend for 2x2 matrices
1.2.0.0

Extend to complex matrices as well
1.1.0.0

Speed improvement
1.0.0.0