What is Ciprian Foias?
{{Infobox scientist | name = Ciprian Foias | image = Ciprian Foias.jpg | image_size = | caption = |birth_name=Ciprian Ilie Foiaș | birth_date = {{Birth date|1933|07|20|df=yes}} | birth_place = [[Reșița]], [[Caraș County]], [[Kingdom of Romania]] | death_date = {{Death date and age|2020|03|22|1933|07|20|df=yes}} | death_place = [[Tempe, Arizona|Tempe]], [[Arizona]], [[United States of America]] | nationality = [[Romania]] | fields = [[Mathematics]] | workplaces = [[Indiana University]]<br>[[University of Bucharest]] | alma_mater = [[University of Bucharest]] | doctoral_advisor = [[Miron Nicolescu]] | doctoral_students = [[Zoia Ceaușescu]]<br>[[Adrian Ocneanu]]<br>[[Dan-Virgil Voiculescu]] | known_for = | awards = [[Norbert Wiener Prize in Applied Mathematics|Wiener Prize]] (1995) }} '''Ciprian Ilie Foiaș''' (20 July 1933 – 22 March 2020) was a [[Romania]]n [[mathematician]]. He was awarded the [[Norbert Wiener Prize in Applied Mathematics]] in 1995. He was known for his works in [[operator theory]]. Foias was born in [[Reșița]], [[Caraș County]], [[Kingdom of Romania]]. The [[Foias constant]] is named after him. Foias is listed as an [[ISI]] highly cited researcher.<ref>{{cite web|title=List of ISI highly cited researchers|url=http://highlycited.com}}</ref> He died in [[Tempe, Arizona]] on March 22, 2020.<ref>{{cite web|url=https://usobit.com/obituaries-2020/03/ciprian-foias-july-20-1933-march-22-2020-age-86/|title=Obituary for Ciprian Foias|date=23 March 2020 |access-date=March 23, 2020}}</ref> ==References== {{reflist}} {{DEFAULTSORT:Foias, Ciprian}} [[Category:1933 births]] [[Category:2020 deaths]] [[Category:Romanian mathematicians]] [[Category:Academics from Indiana]] [[Category:Scientists from Paris]] {{bio-stub}}