Mathematical Inequalities & Applications · Volume 24, Issue 2 Weighted composition operators and their products on L2(Σ) 24-21 Pages 291-305 DOI 10.7153/mia-2021-24-21 Downloads Short PDF Full PDF PNG Authors M. R. Jabbarzadeh M. Gheytaran Keywords Kato operator conditional expectation composition operator multiplication operator ascent descent polar decomposition closed range Subject classes 47B20 47B38