Is there a closed-form or analytical solution for the eigenvalues of symmetric pentadiagonal Toeplitz matrix ?

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Cenap Özel

plz look at

http://www.sciencedirect.com/science/article/pii/S0024379511004307

https://repositorium.sdum.uminho.pt/bitstream/1822/11391/1/RSBT_final.pdf

anoher good refrence

skew-symetric case

http://www.sciencedirect.com/science/article/pii/S0096300311011325

http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=165639&fileId=S0962492902000016

U. Grenander, G. Szegó

Toeplitz Forms and their Applications

Univ. of California Press (1958)

another good reference is

http://iopscience.iop.org/article/10.1088/0266-5611/21/6/005/meta

Anand Kumar

Hi, have you found the solution to the problem.... if yes can you send me the references. I am also facing the same problem of finding eigenvalues and eigenvectors of pentadiagonal toeplitz matrix formed in 2 D Heat equation in CFD.