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Andrew Alexander Ranicki (born Andrzej Aleksander Ranicki; 30 December 1948 – 21 February 2018) was a British
mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History On ...
who worked on
algebraic topology Algebraic topology is a branch of mathematics that uses tools from abstract algebra to study topological spaces. The basic goal is to find algebraic invariants that classify topological spaces up to homeomorphism, though usually most classify ...
. He was a professor of mathematics at the
University of Edinburgh The University of Edinburgh ( sco, University o Edinburgh, gd, Oilthigh Dhùn Èideann; abbreviated as ''Edin.'' in post-nominals) is a public research university based in Edinburgh, Scotland. Granted a royal charter by King James VI in 15 ...
.


Life

Ranicki was the only child of the well-known literary critic
Marcel Reich-Ranicki Marcel Reich-Ranicki (; 2 June 1920 – 18 September 2013) was a Polish-born German literary critic and member of the informal literary association Gruppe 47. He was regarded as one of the most influential contemporary literary critics in the fi ...
and the artist Teofila Reich-Ranicki; he spoke Polish in his family. Born in London, he lived in
Warsaw Warsaw ( pl, Warszawa, ), officially the Capital City of Warsaw,, abbreviation: ''m.st. Warszawa'' is the capital and largest city of Poland. The metropolis stands on the River Vistula in east-central Poland, and its population is officia ...
, in
Frankfurt am Main Frankfurt, officially Frankfurt am Main (; Hessian: , "Frank ford on the Main"), is the most populous city in the German state of Hesse. Its 791,000 inhabitants as of 2022 make it the fifth-most populous city in Germany. Located on its na ...
and
Hamburg (male), (female) en, Hamburger(s), Hamburgian(s) , timezone1 = Central (CET) , utc_offset1 = +1 , timezone1_DST = Central (CEST) , utc_offset1_DST = +2 , postal ...
, and attended school in England at the
King's School, Canterbury The King's School is a public school (English independent day and boarding school for 13 to 18 year old pupils) in Canterbury, Kent, England. It is a member of the Headmasters' and Headmistresses' Conference and the Eton Group. It is Britain's ...
from the age of sixteen.'Cambridge Tripos: English; Medical Sciences; Mathematics', ''Times'', 20 June 1969. Ranicki studied Mathematics at
Trinity College, Cambridge Trinity College is a constituent college of the University of Cambridge. Founded in 1546 by King Henry VIII, Trinity is one of the largest Cambridge colleges, with the largest financial endowment of any college at either Cambridge or Oxford. ...
, and graduated with a BA in 1969. At Cambridge he was a student of topologists
Andrew Casson Andrew John Casson FRS (born 1943) is a mathematician, studying geometric topology. Casson is the Philip Schuyler Beebe Professor of Mathematics at Yale University. Education and Career Casson was educated at Latymer Upper School and Trinity Co ...
and
John Frank Adams John Frank Adams (5 November 1930 – 7 January 1989) was a British mathematician, one of the major contributors to homotopy theory. Life He was born in Woolwich, a suburb in south-east London, and attended Bedford School. He began research ...
. He earned his doctoral degree in 1973 with a thesis on
algebra Algebra () is one of the broad areas of mathematics. Roughly speaking, algebra is the study of mathematical symbols and the rules for manipulating these symbols in formulas; it is a unifying thread of almost all of mathematics. Elementary ...
ic L-theory. Ranicki received numerous awards and honors for his scientific achievements during his studies. From 1972 to 1977 he was a
Fellow A fellow is a concept whose exact meaning depends on context. In learned or professional societies, it refers to a privileged member who is specially elected in recognition of their work and achievements. Within the context of higher education ...
of Trinity College. From 1977 to 1982, he was assistant professor at
Princeton University Princeton University is a private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth as the College of New Jersey, Princeton is the fourth-oldest institution of higher education in the United States and one of the ...
. In 1982 he began at the University of Edinburgh as a lecturer; in 1987 he was promoted to
reader A reader is a person who reads. It may also refer to: Computing and technology * Adobe Reader (now Adobe Acrobat), a PDF reader * Bible Reader for Palm, a discontinued PDA application * A card reader, for extracting data from various forms of ...
. In 1992, he became a Fellow of the Royal Society of Edinburgh. Since 1995, Ranicki has been the Chair of Algebraic Surgery at the University of Edinburgh. Several times he stayed as a visiting scientist at the Max Planck Institute for Mathematics in Bonn, most recently in 2011.


Personal life, death, and legacy

Ranicki was married to American paleontologist Ida Thompson in 1979; they have a daughter. Ranicki suffered from
leukemia Leukemia ( also spelled leukaemia and pronounced ) is a group of blood cancers that usually begin in the bone marrow and result in high numbers of abnormal blood cells. These blood cells are not fully developed and are called ''blasts'' or ...
; he died peacefully in the presence of his wife. Thomas Anz
Obituary of Andrew Ranicki
literaturkritik.de, February 22, 2018.
A conference celebrating his legacy was held at the
International Centre for Mathematical Sciences The International Centre for Mathematical Sciences (ICMS) is a mathematical research centre based in Edinburgh. According to its website, the centre is "designed to bring together mathematicians and practitioners in science, industry and commerce ...
(Edinburgh) in summer 2020.


Published works

* ''Exact sequences in the algebraic theory of surgery,'' Princeton University Press, 1981. * ''Lower K and L Theory'', London Mathematical Society Lecture Notes, Vol. 178, Cambridge University Press. 1992. * ''Algebraic L-Theory and Topological Manifolds'', Cambridge Tracts in Mathematics Vol. 102, Cambridge University Press, 1992. * ''Algebraic and Geometric Surgery'', Oxford University Press, 2002. * ''High dimensional knot theory '', Springer, 1998. * with Bruce Hughes: '' Ends of Complexes '', Cambridge Tracts in Mathematics Vol. 123, Cambridge University Press, 1996. * with
Norman Levitt Norman Jay Levitt (August 27, 1943 – October 24, 2009) was an American mathematician at Rutgers University. Education Levitt was born in The Bronx and received a bachelor's degree from Harvard College in 1963. He received a PhD from Princeton Un ...
and Frank Quinn: "Algebraic and geometric topology" (Rutgers University conference, New Brunswick, 1983), Springer 1985, Lecture Notes in Mathematics Vol. 1126. * Editor with David Lewis and Eva Bayer-Fluckiger: "Quadratic forms and their applications" (Conference Dublin 1999), Contemporary Mathematics Vol. 272, American Mathematical Society, 2000. * Publisher: '' Noncommutative Localization in Algebra and Topology '', London Mathematical Society Vol. 330, Cambridge University Press, 2006. * Editor with Steven Ferry and Jonathan Rosenberg: "The Novikov conjectures, index theorems and rigidity" (Oberwolfach, 1993), London Mathematical Society Lecture Notes, Vol. 226, 227, Cambridge University Press, 1995. * Editor: ''The Hauptvermutung Book'', Kluwer, 1996. * Editor with Sylvain Cappell and Jonathan Rosenberg: '' Surveys on surgery theory. Papers dedicated to C.T. C. Wall.''


References

{{DEFAULTSORT:Ranicki, Andrew 1948 births 2018 deaths Deaths from cancer in England Deaths from leukemia 20th-century British mathematicians Alumni of Trinity College, Cambridge Fellows of Trinity College, Cambridge Fellows of the Royal Society of Edinburgh Whitehead Prize winners Academics of the University of Edinburgh Princeton University faculty British people of German-Jewish descent British people of Polish-Jewish descent Scientists from London Topologists English expatriates in Poland English expatriates in Germany English expatriates in the United States