Homologically trivial Frechet algebrasWe survey some results on the
structure of biprojective, contractible and superbiprojective Frechet
C*-Algebras Generated by Mappings. Criterion of Irreducibility© 2018, Allerton Press, Inc. We study the operator
algebra associated with a self-mapping ϕ on a
Restrictions on the degree spectra of algebraic structuresWe construct the degree b ≤ 0″ admitting no
algebraic structure with degree spectrum {x: x ≰ b
On computably enumerable structures approach that introduces effectiveness into the study of
algebraic structures. In this approach the initial
S-ALGEBRAS AND HARISH-CHANDRA MODULES OVER SYMMETRICAL LIE-ALGEBRASStructural relations in Mickelsson S-
algebras over symmetric Lie
algebras are investigated. A
Polynomial-time presentations of algebraic number fields of the notion of polynomial time presentable
structure we show that some natural presentations of the ordered
Affiliated subspaces and the structure of von neumann algebras Neumann
algebra M and the inner
structure of the
algebra M is studied. The following characterization
On connection between variational symmetries and algebraic structures of Bu-potentials, variational symmetries, and
algebraic structures, Lie-admissible
algebras and Lie
The Goldie Theorem for H-semiprime algebrasThe main result states that, under certain assumptions about a Hopf
algebra H, every H