Geodesic
On the spectral multiplicity of a direct sum of operators
M. T. Karaev1
1 Suleyman Demirel University Department of Mathematics 32260 Isparta, Turkey
Colloquium Mathematicum, Tome 104 (2006) no. 1, pp. 105-112.

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

We calculate the spectral multiplicity of the direct sum $T\oplus A$ of a weighted shift operator $T$ on a Banach space $Y$ which is continuously embedded in $l^{p}$ and a suitable bounded linear operator $A$ on a Banach space $X$.
DOI : 10.4064/cm104-1-7
Keywords: calculate spectral multiplicity direct sum oplus weighted shift operator banach space which continuously embedded suitable bounded linear operator banach space

M. T. Karaev 1

1 Suleyman Demirel University Department of Mathematics 32260 Isparta, Turkey 
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M. T. Karaev. On the spectral multiplicity of a direct sum of operators. Colloquium Mathematicum, Tome 104 (2006) no. 1, pp. 105-112. doi : 10.4064/cm104-1-7. http://geodesic.mathdoc.fr/articles/10.4064/cm104-1-7/

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