What is Victor Zalgaller?
[[File:Victor Abramovich Zalgaller 2006 09 14.jpeg|thumb|Zalgaller in [[Rehovot]], [[Israel]], 2006]] '''Victor''' (or '''Viktor''') '''Abramovich Zalgaller''' ({{lang-ru|Виктор Абрамович Залгаллер}}, {{lang-he|ויקטור אבּרמוביץ' זלגלר}}&lrm;; 25 December 1920 &ndash; 2 October 2020) was a [[Russia]]n [[mathematician]]. His focus was in the fields of [[geometry]] and [[Optimization (mathematics)|optimisation]]. He is known for his results on [[Polyhedron|convex polyhedra]], [[linear programming|linear]] and [[dynamic programming]], [[Isoperimetric inequality|isoperimetry]] and [[differential geometry]]. Zalgaller lived in [[Saint Petersburg]] most of his life. He studied and worked at the [[Leningrad State University]] and the Saint Petersburg branch of [[Steklov Institute of Mathematics]]. He did his early work under direction of [[Aleksandr Danilovich Aleksandrov]] and [[Leonid Kantorovich]]. Zalgaller was born in [[Parfino]], [[Novgorod Governorate]]. He was [[Jewish]]. In 1999, he moved to [[Israel]].<ref>{{Cite web|url=https://www.yadvashem.org/research/research-projects/soldiers/viktor-zalgaller.html|title=Viktor Zalgaller|publisher=[[Yad Vashem]]|access-date=3 October 2020}}</ref> Zalgaller died on 2 October 2020 at the age of 99.<ref>{{Cite web|publisher=Saint Petersburg Lyceum 239|url=http://www.239.ru/mainnews/skonchalsya-vazalgaller-0|lang=ru|title=Скончался В.А.Залгаллер|date=2 October 2020|access-date=3 October 2020|archive-date=26 November 2020|archive-url=https://web.archive.org/web/20201126154145/https://www.239.ru/mainnews/skonchalsya-vazalgaller-0|url-status=dead}}</ref> ==References== {{Reflist}} ==Other websites== * {{MathGenealogy|id=79075}} {{DEFAULTSORT:Zalgaller, Victor}} [[Category:1920 births]] [[Category:2020 deaths]] [[Category:Naturalized citizens of Israel]] [[Category:Israeli Jews]] [[Category:Israeli mathematicians]] [[Category:Russian Jews]] [[Category:Russian geometers]] [[Category:Differential geometers]] {{bio-stub}}