Volume 18, Issue 4 Mohammad H. M. Rashid Atsushi Uchiyama Several properties of the spectrum and local spectrum of class An operators Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Mohammad H. M. Rashid Atsushi Uchiyama Find more articles with the same keywords Class An operators Weyl's theorem Riesz idempotent Find more articles with the same subject classes 47A10 47A12 47B20