What is Boris Tsirelson?
[[File:Boris Tsirelson (cropped).jpeg|thumb|Boris Tsirelson in 2005]] '''Boris Semyonovich Tsirelson''' (May 4, 1950&nbsp;– January 21, 2020) ({{lang-he-n|בוריס סמיונוביץ' צירלסון}}, {{lang-ru|Борис Семёнович Цирельсон}}) was a [[Russia]]n–[[Israel]]i [[mathematician]]. He was a Professor of Mathematics at [[Tel Aviv University]] in [[Israel]]. He was born in [[Leningrad]]. He was known for his discoveries: [[Tsirelson's bound]], [[Tsirelson space]], [[Tsirelson drift]] and [[Gaussian isoperimetric inequality]]. Tsirelson, who had [[cancer]], was [[euthanized]] on January 21, 2020 in [[Basel]], [[Switzerland]] at the age of 69.<ref>{{cite web |url=https://en-exact-sciences.tau.ac.il/math/Tsirelsonborisen |title=The School of Mathematical Sciences mourns the death of our colleague, Professor Boris Tsirelson |date=February 25, 2020 |url-status=live |archive-url=https://archive.today/20200226133746/https://en-exact-sciences.tau.ac.il/math/Tsirelsonborisen |archive-date=February 26, 2020 }}</ref> ==References== {{reflist}} {{DEFAULTSORT:Tsirelson, Boris}} [[Category:Scientists from Saint Petersburg]] [[Category:Scientists from Tel Aviv]] [[Category:Academics of Tel Aviv University]] [[Category:Naturalized citizens of Israel]] [[Category:Russian mathematicians]] [[Category:Russian Jews]] [[Category:Deaths by euthanasia]] [[Category:1950 births]] [[Category:2020 deaths]] [[Category:Israeli mathematicians]] {{bio-stub}}