János Bolyai (Hungarian: [ˈjaːnoʃ ˈboːjɒi]; 15 December 1802 – 27 January 1860) or Johann Bolyai, was a Hungarian mathematician who developed absolute...

The János Bolyai Mathematical Society (Bolyai János Matematikai Társulat, BJMT) is the Hungarian mathematical society, named after János Bolyai, a 19th-century...

of Szeged, named after the Hungarian mathematicians, Farkas Bolyai, and his son János Bolyai, the co-discoverer of non-Euclidean geometry. Its director...

Romanian bacteriologist Victor Babeș and the Hungarian mathematician János Bolyai. It is one of the five members of the Universitaria Consortium (the group...

The János Bolyai Mathematical Society (Bolyai János Matematikai Társulat, BJMT) is the Hungarian mathematical society, named after János Bolyai, a 19th-century...

mathematics, hyperbolic geometry (also called Lobachevskian geometry or Bolyai–Lobachevskian geometry) is a non-Euclidean geometry. The parallel postulate...

International János Bolyai Prize of Mathematics is an international prize founded by the Hungarian Academy of Sciences. The prize is named after János Bolyai and...

Farkas Bolyai (Hungarian: [ˈfɒrkɒʃ ˈboːjɒi]; 9 February 1775 – 20 November 1856; also known as Wolfgang Bolyai in Germany) was a Hungarian mathematician...

only the first four of Euclid's postulates. The term was introduced by János Bolyai in 1832. It is sometimes referred to as neutral geometry, as it is neutral...

Neujmin. It is named after the 19th century Hungarian mathematician János Bolyai. This crater has been heavily eroded and worn by subsequent impacts,...