In this paper we discuss the connection between conditional expectation type operators and integral operators. A variant of Schur's lemma is established and we obtain modular inequalities for a class of conditional expectation type operators.
"Conditional expectation type operators and modular inequalities,"
Turkish Journal of Mathematics: Vol. 42:
6, Article 23.
Available at: https://journals.tubitak.gov.tr/math/vol42/iss6/23