BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-30828@www.math.uoa.gr DTSTAMP:20220511T125802Z DTSTART:20220513T170000 SUMMARY:Seminar: Functional Analysis and Operator Algebras - CP-semigroups and dilations, subproduct systems and superproduct systems END:VEVENT END:VCALENDAR