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Cayley plane information


In mathematics, the Cayley plane (or octonionic projective plane) P2(O) is a projective plane over the octonions.[1]

The Cayley plane was discovered in 1933 by Ruth Moufang, and is named after Arthur Cayley for his 1845 paper describing the octonions.

  1. ^ Baez (2002).

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Cayley plane

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In mathematics, the Cayley plane (or octonionic projective plane) P2(O) is a projective plane over the octonions. The Cayley plane was discovered in 1933...

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Cayley transform

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mathematics, the Cayley transform, named after Arthur Cayley, is any of a cluster of related things. As originally described by Cayley (1846), the Cayley transform...

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George Cayley

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Sir George Cayley, 6th Baronet (27 December 1773 – 15 December 1857) was an English engineer, inventor, and aviator. He is one of the most important people...

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Airplane

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controlled heavier-than-air powered flight". They built on the works of George Cayley dating from 1799, when he set forth the concept of the modern airplane (and...

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List of things named after Arthur Cayley

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engineering Cayley graph Cayley numbers Cayley plane Cayley table Cayley transform Cayleyan Cayley–Bacharach theorem Cayley–Dickson construction Cayley–Hamilton...

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OPP

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protocol based on the OBEX protocol Octonionic projective plane, or Cayley plane, a projective plane over the octonions Oriented Polypropylene, and specifically...

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Projective plane

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called non-Desarguesian projective planes and are an active area of research. The Cayley plane (OP2), a projective plane over the octonions, is one of these...

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Cayley graph

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In mathematics, a Cayley graph, also known as a Cayley color graph, Cayley diagram, group diagram, or color group, is a graph that encodes the abstract...

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Octonion

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Arthur Cayley's article. The octonions were discovered independently by Cayley and are sometimes referred to as "Cayley numbers" or the "Cayley algebra"...

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Complex plane

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complex plane. These distinct faces of the complex plane as a quadratic space arise in the construction of algebras over a field with the Cayley–Dickson...

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Complex projective space

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complex projective space, the quaternionic projective space, or else the Cayley plane F4/Spin(9); see (Brendle & Schoen 2008). The odd-dimensional projective...

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Moufang plane

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some infinite Moufang planes are non-Desarguesian planes. In particular, the Cayley plane, an infinite Moufang projective plane over the octonions, is...

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Freudenthal magic square

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octonionic projective plane – FII, dimension 16 = 2 × 8, F4 symmetry, Cayley projective plane P2(O), the bioctonionic projective plane – EIII, dimension 32...

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Complex hyperbolic space

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spaces, classification to which must be added one exceptional space, the Cayley plane. Let ⟨ u , v ⟩ := − u 1 v 1 ¯ + u 2 v 2 ¯ + ⋯ + u n + 1 v n + 1 ¯ {\displaystyle...

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Hyperbolic geometry

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showed that if the Cayley absolute is a real curve then the part of the projective plane in its interior is isometric to the hyperbolic plane..." For more history...

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Unit disk

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upper half-plane is the Möbius transformation g ( z ) = i 1 + z 1 − z {\displaystyle g(z)=i{\frac {1+z}{1-z}}}   which is the inverse of the Cayley transform...

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Holonomy

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to be necessarily locally symmetric, i.e., locally isometric to the Cayley plane F4/Spin(9) or locally flat. See below.) It is now known that all of these...

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Ideal point

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model and the Klein disk model. The real line forms the Cayley absolute of the Poincaré half-plane model. Pasch's axiom and the exterior angle theorem still...

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Ruth Moufang

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1933, Moufang showed Desargues's theorem does not hold in the Cayley plane. The Cayley plane uses octonion coordinates which do not satisfy the associative...

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Aeronautics

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founders of modern aeronautics, Leonardo da Vinci in the Renaissance and Cayley in 1799, both began their investigations with studies of bird flight. Man-carrying...

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Sedenion

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bold S {\displaystyle \mathbb {S} } . They are obtained by applying the Cayley–Dickson construction to the octonions, and as such the octonions are isomorphic...

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Whitney umbrella

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named after American mathematician Hassler Whitney, and sometimes called a Cayley umbrella, is a specific self-intersecting ruled surface placed in three...

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