Results 81 to 90 of about 122,808 (179)

Total linkage of quaternion algebras and Pfister forms in characteristic two

open access: yes, 2016
: We study the subfields of quaternion algebras that are quadratic extensions of their center in characteristic 2. We provide examples of the following: two non-isomorphic quaternion algebras that share all their quadratic subfields, two quaternion ...
Chapman, Adam   +5 more
core   +1 more source

Külshammer ideals of algebras of quaternion type

open access: yes, 2017
International audienceFor a symmetric algebra A over a field K of characteristic p > 0 Külshammer constructed a descending sequence of ideals of the centre of A. If K is perfect this sequence was shown to be an invariant under derived equivalence and for
Zimmermann, Alexander
core  

An Algorithm for the Factorization of Split Quaternion Polynomials. [PDF]

open access: yesAdv Appl Clifford Algebr, 2021
Scharler DF, Schröcker HP.
europepmc   +1 more source

Derived Equivalence Classification of Algebras of Dihedral, Semidihedral, and Quaternion Type

open access: yes, 1999
Algebras of dihedral, semidihedral, and quaternion type were introduced by K. Erdmann as a generalization of blocks of finite groups of tame representation type.
Holm, Thorsten
core   +1 more source

Duality of heights over quaternion algebras

open access: yes, 2005
Given a number field K, it is well-known that the height of a subspace in KN and of its orthogonal complement coincide. We prove the analogous fact when K is replaced by a positive definite rational quaternion algebra with respect to the heights recently
Liebendörfer, Christine, Rémond, Gaël
core   +1 more source

Quaternionic Bundles on Algebraic Spheres

open access: yesRocky Mountain Journal of Mathematics, 1996
It has remained an open question for many years whether there is a bijection between algebraic and topological vector bundles on spheres. If one denotes by \(\mathbb{F}\) one of the (skew) fields \(\mathbb{R}\), \(\mathbb{C}\) or \(\mathbb{H}\) and by \(A_n\) the coordinate ring \(\mathbb{R}[x_0,\dots,x_n]/(\sum x^2_1-1)\) of the sphere, then the more ...
openaire   +2 more sources

On application of algebra of quaternions I [PDF]

open access: yesInternational Journal of Scientific and Research Publications (IJSRP), 2021
Emran Sasi Althabit, Ismail.M. Mohamed
openaire   +2 more sources

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