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pro vyhledávání: '"Haı¨kel Skhiri"'
Autor:
Imen Bhouri, Haı¨kel Skhiri
Publikováno v:
Linear Algebra and its Applications. 430:847-854
In the present paper, we characterize the approximation numbers orbits of conjugation of a bounded operator T in an Hilbert space and there relationship with the eigenvalues of T . As a consequence we obtain that for normal operators | λ n ( T ) | =