BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-31558@www.math.uoa.gr DTSTAMP:20220601T114449Z DTSTART:20220603T170000 SUMMARY:Seminar: Functional Analysis and Operator Algebras - Extensions, unitarizability, and amenable operator algebras END:VEVENT END:VCALENDAR