Janko group

Janko group

Janko group may refer to any of the four sporadic groups named for Zvonimir Janko:
* Janko group J1, of order 175560
* Hall–Janko group, of order 604800, also known as HJ and J2
* Janko group J3, of order 50232960, also known as the Higman–Janko–McKay group
* Janko group J4, of order about 8×1019


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  • Janko group J1 — In mathematics, the smallest Janko group, J1, of order 175560, was first described by Zvonimir Janko (1965), in a paper which described the first new sporadic simple group to be discovered in over a century and which launched the modern theory of …   Wikipedia

  • Janko group J3 — In mathematics, the third Janko group J3, also known as the Higman Janko McKay group, is a finite simple sporadic group of order 50232960. Evidence for its existence was uncovered by Zvonimir Janko, and it was shown to exist by Graham Higman and… …   Wikipedia

  • Janko group J4 — In mathematics, the fourth Janko group J 4 is a sporadic finite simple group whose existence was suggested by Zvonimir Janko (1976), and then proven to uniquely exist by Simon Norton and others in 1980. It is the unique finite simple group of… …   Wikipedia

  • Hall–Janko group — In mathematics, the Hall Janko group HJ , is a finite simple sporadic group of order 604800. It is also called the second Janko group J 2, or the Hall Janko Wales group, since it was predicted by Janko and constructed by Hall and Wales. It is a… …   Wikipedia

  • Janko — People: *Zvonimir Janko, mathematician *Paul von Janko, inventor of the Janko keyboard *Marc Janko, Austrian football playerIn mathematics: *Janko group *Janko group J1 *Janko group J2 *Janko group J3 *Janko group J4 …   Wikipedia

  • Janko Veselinović (lawyer) — Janko Veselinović Јанко Веселиновић Born November 6, 1965(1965 11 06) Knin, Croatia Nationality Serbian …   Wikipedia

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  • Group (mathematics) — This article covers basic notions. For advanced topics, see Group theory. The possible manipulations of this Rubik s Cube form a group. In mathematics, a group is an algebraic structure consisting of a set together with an operation that combines …   Wikipedia

  • Group of Lie type — In mathematics, a group of Lie type G(k) is a (not necessarily finite) group of rational points of a reductive linear algebraic group G with values in the field k. Finite groups of Lie type form the bulk of nonabelian finite simple groups.… …   Wikipedia

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