The paper studies spectral properties of interpolated operators. It is show that in general the spectrum is discontinuous even in inner points of (0,1) and that each operator satisfies the local uniqueness-of-resolvent condition of Ransford.
The paper studies spectral properties of interpolated operators. It is show that in general the spectrum is discontinuous even in inner points of (0,1) and that each operator satisfies the local uniqueness-of-resolvent condition of Ransford. (en)