Ruhan ZhaoView profile
Professor
Ruhan Zhao is a Distinguished Professor in the Department of Mathematics at the State University of New York at Brockport. He holds a PhD in Mathematics from the University of Joensuu, Finland (now University of Eastern Finland). His research focuses on Complex Analysis and Operator Theory, with particular emphasis on Bergman spaces, Toeplitz operators, integral operators, and function spaces. His work often explores the interplay between operator properties and functional analytic structures. Dr. Zhao has published extensively on topics such as weighted composition operators, Carleson measures, and embedding theorems in spaces of analytic functions. Recent research includes studies on Berezin-type operators, Schur’s test applications, and Fredholm properties in operator theory. His contributions span functional analysis, harmonic analysis, and operator theory, with over 80 peer-reviewed articles in mathematics journals. His expertise is reflected in his 2008 monograph "Theory of Bergman spaces in the unit ball of ℂn" , which remains a key reference in the field. Despite no explicit mention of awards/grants in the provided text, his prolific publication record and focus on foundational operator theory suggest significant academic recognition. Teaching responsibilities include advanced mathematics courses at the undergraduate/graduate level, though specific advising details are not documented here. His office is located in Brown Building 142, and further information can be found on his institutional webpage.






