Péter Frankl

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For the pianist, see Peter Frankl.
Peter Frankl at a mathematics conference in Tehran, May 2009.

Péter Frankl (born 26 March 1953 in Kaposvár, Somogy County, Hungary) is a Hungarian mathematician and street performer. Frankl studied Mathematics in University Paris Diderot and has lived in Japan since 1988, where he sometimes appears on NHK. Though not as popular as he once was, he still performs juggling in public spaces around Tokyo. Frankl won a gold medal at the International Mathematical Olympiad in 1971. His Ph.D. advisor was Gyula O.H. Katona,[1] and he has six joint papers with Paul Erdős.[2]

His research is in combinatorics, especially in extremal combinatorics. For example, he is the author of the famous open problem, the union-closed sets conjecture.

In 1973 Peter met Ronald Graham,and he showed peter jaggling and handstanding.In 1978 Peter got performing linsence in hungary circus school. Peter became director of japan jaggling association.He have ever written a research paper of combinatrics in collaboration with graham.

Peter speaks 12 language(english,russia,sweden,france,spain,poland,german,japanese,chinese,thailand,korean).[3] Since 1998, he has been an external member of the Hungarian Academy of Sciences.


  1. ^ "Theoretical Computer Science Genealogy". ACM SIGACT. Retrieved 2007-11-27. [dead link]
  2. ^ "Erdos0". Erdos Number Project. Archived from the original on 2 November 2007. Retrieved 2007-11-27. 
  3. ^ Peter's style gaikokugo shutokujyutu. Iwanami junior sinsho. 

External links[edit]

See also: Frankl