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Kivash, Peter

Peter Kivash ( born Peter Keevash ; born November 30, 1978 , Brighton, UK ) is a British mathematician working on the study of sections of combinatorics . He works as a teacher at Oxford University [1] .

Peter Kivash
English Peter Keevash
Date of BirthNovember 30, 1978 ( 1978-11-30 ) (aged 40)
Place of BirthBrighton
A country Great Britain
Scientific fieldmathematics , combinatorics
Place of workCalifornia Institute of Technology , Queen Mary University of London, University of Oxford
Alma materTrinity College (Cambridge) , Princeton University
Academic degreeDoctor of Physical and Mathematical Sciences
supervisorBenny Sudakov
Known asmade a valuable contribution to the theory of combinatorial schemes
Awards and prizesEuropean Combinatorics Award (2009), Whitehead Award (2015)
Sitepeople.maths.ox.ac.uk/ke...

Content

Biography

Peter Kivash was born in Brighton, United Kingdom, but he spent all his childhood in Leeds . In 1995, Kivash participated in the International Mathematical Olympiad [2] . Under the leadership of Benny Sudakov, he received a PhD at Princeton University [3] . Prior to his move to Oxford , he worked at Queen Mary University of London from 2013.

Scientific work

Kivash works in the field of combinatorics, in particular for extreme graphs and hypergraphs, as well as for the Ramsey theory . Together with Tom Bonam [4] [5] he set the lower bound for the off-diagonal Ramsey numbers -R(3,k) {\ displaystyle R (3, k)}   , namely:

R(3,k)≥(onefour-o(one))k2/log⁡k.{\ displaystyle R (3, k) \ geq \ left ({\ frac {1} {4}} - o (1) \ right) k ^ {2} / \ log k.}  

This formula was independently obtained by Fiz Pontiver, Griffiths and Morris [6] [5] ).

On January 15, 2014, Peter published a preprint [7] [5] , which establishes the existence of flow charts with arbitrary parameters, provided that the basic set is high enough and satisfies some obvious conditions of divisibility. In particular, his work gives the first examples of the Steiner systemt(6) {\ displaystyle t (6)}   (and, in fact, provides such systems for everyonet {\ displaystyle t}   ) [8] .

Rewards

  • European Combinatorics Award (2009) [9] .
  • Whitehead Award (2015).

Some publications

  • Boman. T : Early evolution of the H-free process . Mathematicae 181 (2010), 291–336.
  • Mycroft. R : Geometric theory - hypergraph comparisons, Mem. AMS 233 (2014).
  • Existing systems : arxiv.org/abs/1401.3665 .
  • Clarreich, E (June 9, 2015): // A Design Dilemma Solved, Minus Desiqnc,.
  • WT Giwers : // Probable Combinatorics, and Recent Work by Peter Kivash. AWS 2016 Bulletin .

Notes

  1. ↑ Prof. Peter Keevash | Mathematical Institute . www.maths.ox.ac.uk. Date of treatment December 18, 2017.
  2. ↑ International Mathematical Olympiad ( Neopr .) . www.imo-official.org. Date of treatment December 18, 2017.
  3. ↑ Peter Keevash - The Mathematics Genealogy Project (Neopr.) . www.genealogy.math.ndsu.nodak.edu. Date of treatment December 18, 2017.
  4. ↑ Tom Bohman, Peter Keevash. Dynamic concentration of the triangle-free process // arXiv: 1302.5963 [math]. - 2013-02-24.
  5. ↑ 1 2 3 Mathematics . arxiv.org. Date of treatment December 18, 2017.
  6. ↑ Gonzalo Fiz Pontiveros, Simon Griffiths, Robert Morris. The triangle-free process and R (3, k) // arXiv: 1302.6279 [math]. - 2013-02-25.
  7. ↑ Peter Keevash. The existence of designs // arXiv: 1401.3665 [math]. - 2014-01-15.
  8. ↑ Amazing: Peter Keevash Constructed General Steiner Systems and Designs (Eng.) , Combinatorics and more (January 16, 2014). Date of treatment December 18, 2017.
  9. ↑ British Combinatorial Newsletter ,. General News (unopened) (unavailable link) (October 4, 2009). Archived on November 6, 2013.

Links

  • people.maths.ox.ac.uk/keevash/ (English) - the official website of Peter Kivash
  • Peter Kivash Online Mathematical Genealogy
Source - https://ru.wikipedia.org/w/index.php?title=Kivash_Piter&oldid=98806705


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