Yoshiharu Kohayakawa


Yoshiharu Kohayakawa is a Japanese-Brazilian mathematician working on discrete mathematics and probability theory. He is known for his work on Szemerédi's regularity lemma, which he extended to sparser graphs.

Biography

Kohayakawa was a student of Béla Bollobás at the University of Cambridge.
According to Google Scholar, as of August 21, 2019, Kohayakawa's works have been cited over 3194 times, and his h-index is 33.
He is a titular member of the Brazilian Academy of Sciences.
In 2000, five American researchers received an USA NSF Research Grant in the value of $20,000 to go to Brazil to work in collaboration with him on mathematical problems.
Kohayakawa has an Erdős number of 1.
He was awarded the 2018 Fulkerson Prize.