Results 81 to 90 of about 5,631 (197)

The homotopy categories of injective modules of derived discrete algebras [PDF]

open access: yes, 2013
Zhe H. The homotopy categories of injective modules of derived discrete algebras.
Zhe, Han
core  

Automophisms of Nil-Triangular Subrings of Algebras Chevalley Type $G_2$ Over Integral Domain. I

open access: yesИзвестия Иркутского государственного университета: Серия "Математика"
Let $N\Phi(K)$ be the nil-triangular subalgebra of the Chevalley algebra over an associative commutative ring $K$ with the identity associated with a root system $\Phi$.
A. V. Kazakova
doaj   +1 more source

Moduli space of filtered λ-ringstructures over a filtered ring

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
Motivated in part by recent works on the genus of classifying spaces of compact Lie groups, here we study the set of filtered λ-ring structures over a filtered ring from a purely algebraic point of view. From a global perspective, we first show that this
Donald Yau
doaj   +1 more source

Ring Isomorphisms ofH*-Algebras

open access: yesJournal of Algebra, 1996
The authors prove that ring homomorphisms with dense image between complex infinite-dimensional topologically simple \(H^*\)-algebras are continuous. Moreover they are either linear or conjugate-linear isomorphisms. This result and another previous one by \textit{A. Rodríguez-Palacios} and \textit{J. A. Cuenca Mira} [J.
Villena, A.R., Zohry, M.
openaire   +2 more sources

Hereditary properties of direct summands of algebras [PDF]

open access: yes, 1999
We consider subrings S of rings R such that R = S oplus V with V either two sided invariant under multiplication by S or invariant under the commutator with S. We show that some important properties of R are inherited by S under such conditions.
Kraft, Hanspeter   +2 more
core  

Colour Algebras over Rings

open access: yesAxioms
Colour algebras are noncommutative Jordan algebras and closely related to octonion algebras. They initially emerged in physics since the multiplication of a colour algebra over the real or complex numbers describes the colour symmetry of the Gell–Mann quark model. Over fields of characteristic not equal to two, their structure is now well-known.
openaire   +2 more sources

The Ring of Fractions of a Jordan Algebra

open access: yesJournal of Algebra, 2001
The paper under review deals with rings of fractions of (linear) Jordan algebras. Namely the author introduces a Jordan algebra analogue of the standard Ore condition. The main theorem of the paper shows that the Ore condition is necessary and sufficient for the existence of a ring of fractions. Although all this sounds quite similar to the associative
openaire   +2 more sources

Upgrade of Algebraic Structure of Ring

open access: yesFuzzy Information and Engineering, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yao, Bing-Xue, Zhong, Yu-Bin
openaire   +2 more sources

Cox rings of algebraic stacks

open access: yes, 2020
23 pages, minor changes.
Andreas Hochenegger   +2 more
openaire   +3 more sources

Commutative Rings Behind Divisible Residuated Lattices

open access: yesMathematics
Divisible residuated lattices are algebraic structures corresponding to a more comprehensive logic than Hajek’s basic logic with an important significance in the study of fuzzy logic.
Cristina Flaut, Dana Piciu
doaj   +1 more source

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