BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-27556@www.math.uoa.gr DTSTAMP:20220209T010619Z DTSTART:20220211T170000 SUMMARY:Seminar: Functional Analysis and Operator Algebras - Rigidity of analytic operator algebras END:VEVENT END:VCALENDAR