Volume 1, Issue 1 Hari Bercovici Dan Timotin Weak contractions and trace class perturbations 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 Hari Bercovici Dan Timotin Find more articles with the same keywords Weak contraction perturbation trace class characteristic function functional calculus Find more articles with the same subject classes 47L45 47A45 47A55 47B10