BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-17771@www.math.uoa.gr DTSTAMP:20210216T022243Z DTSTART:20210219T160000 SUMMARY:Seminar: Functional Analysis and Operator Algebras - The Hilbert matrix and its continuous version END:VEVENT END:VCALENDAR