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davidson

version 1.0.1 (2.9 KB) by Zuxin Jin
Davidson method for eigenvalue problem

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Updated 20 Apr 2019

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This is a single routine that uses the Davidson's iterative method to solve for a few of the lowest/highest eigenvalues of a real symmetric and preferably diagonally dominant matrix.

Reference:
Davidson, E.R., "The iterative calculation of a few of the lowest eigenvalues and corresponding eigenvectors of large real-symmetric matrices", J. Comput. Phys. 17, 87-94 (1975)

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Updates

1.0.1

fix the bug that vector d may contain inf.

MATLAB Release Compatibility
Created with R2019a
Compatible with any release
Platform Compatibility
Windows macOS Linux