Lanczos algorithm for eigenvalues

Dear All,

I'm interested in the generalized eigenvalue problems for very big systems. I'm looking for a matlab code which uses algorithms such as Lanczos.

Thanks in advance for your helpfullness.

Answer 1

[Ray Lee]

The builtin function eigs is what you want.

Answer 2

[YOUSSEF]

hello everyone:

i'm looking for code transopse of matrix

thank in advance for your helpfullness

[Walter Roberson]

transposedMatrix = YourMatrix.';

or

transposedMatrix = tranpose(YourMatrix);