LAUSR

Truncation and Spectral Variation in Banach Algebras

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1 Published in 2017 at "Journal of Mathematical Analysis and Applications"

DOI: 10.1016/j.jmaa.2016.07.003

Abstract: Abstract Let a and b be elements of a semisimple, complex and unital Banach algebra A. Using subharmonic methods, we show that if the spectral containment σ ( a x ) ⊆ σ ( b… read more here.

Keywords: spectral containment; truncation spectral; variation banach; banach algebras ... See more keywords