Volume 12, Issue 1 M. R. Jabbarzadeh Z. Moayyerizadeh Weighted composition and block shift matrix operators on ℓ2(ℕ) space 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 M. R. Jabbarzadeh Z. Moayyerizadeh Find more articles with the same keywords weighted composition operator conditional expectation hyponormal operator block matrix operator Find more articles with the same subject classes 47B20 47B38