Geodesic
About characteristic equation for two-parameter matrix equation
Proceedings of the Yerevan State University. Physical and mathematical sciences, no. 3 (2006), pp. 21-24.

Voir la notice de l'article provenant de la source Math-Net.Ru

In the work one characteristic function is defined for matrix, which allows to get comfortable form to study the characteristic equation for two-parameter matrix equation. 
@article{UZERU_2006_3_a1,
     author = {G. H. Sahakyan},
     title = {About characteristic equation for two-parameter matrix equation},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {21--24},
     publisher = {mathdoc},
     number = {3},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2006_3_a1/}
}
TY  - JOUR
AU  - G. H. Sahakyan
TI  - About characteristic equation for two-parameter matrix equation
JO  - Proceedings of the Yerevan State University. Physical and mathematical sciences
PY  - 2006
SP  - 21
EP  - 24
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/UZERU_2006_3_a1/
LA  - ru
ID  - UZERU_2006_3_a1
ER  - 
%0 Journal Article
%A G. H. Sahakyan
%T About characteristic equation for two-parameter matrix equation
%J Proceedings of the Yerevan State University. Physical and mathematical sciences
%D 2006
%P 21-24
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/UZERU_2006_3_a1/
%G ru
%F UZERU_2006_3_a1
G. H. Sahakyan. About characteristic equation for two-parameter matrix equation. Proceedings of the Yerevan State University. Physical and mathematical sciences, no. 3 (2006), pp. 21-24. http://geodesic.mathdoc.fr/item/UZERU_2006_3_a1/

[1] Binding R.A., Browne P.J., “Spectral properties of two parameter eigenvalue problems II”, Proc. R. Soc. Edinburg, 106A (1987) | MR

[2] Browne P.J., Ordinary and Partial Differential Equations, 2 (1989), 52–60

[3] Saakyan G.G., Obrazovanie i Nauka v Artsakhe, 2005, no. 1—2, 152–155

[4] Gelfand I.M., Lektsii po lineinoi algebre, Nauka, M., 1971 | MR

[5] Edwards S.N., David E.R., Elementary Linear Algebra, New Jersey, 1988