operator algebra

(redirected from Operator algebras)

operator algebra

[′äp·ə‚rād·ər ‚al·jə·brə]
(mathematics)
An algebra whose elements are functions and in which the multiplication of two elements ƒ and g is defined by composition; that is, (ƒ g)(x) = (ƒ° g)(x) = ƒ[g (x)].
References in periodicals archive ?
From an August 2016 combination summer school and conference at Tohoku University in Japan, a survey article and 11 research articles explore operator algebras and mathematical physics.
Skew PBW extensions include rings and algebras coming from mathematical physics such PBW extensions, group rings of polycyclic-by-finite groups, Ore algebras, operator algebras, diffusion algebras, some quantum algebras, quadratic algebras in three variables, some 3-dimensional skew polynomial algebras, some quantum groups, some types of Auslander-Gorenstein rings, some Koszul algebras, some Calabi-Yau algebras, some Artin-Schelter regular algebras, some quantum universal enveloping algebras, and others.
Sakai, Operator algebras in dynamical systems, CAMBRIDGE UNIVERSITY PRESS, 1991.
Takesaki, Theory of operator algebras. I, Springer, New York, 1979.
Very early, in the beginnings of the theory of partial actions of groups in the context of operator algebras, many unexpected connections were explored.
Zhu, "Modular invariance of characters of vertex operator algebras," Journal of the American Mathematical Society, vol.
Meng, "Continuity of ([alpha], [beta])-derivations of operator algebras," Journal of the Korean Mathematical Society, vol.
We have considered how primes (or prime numbers) act on operator algebras (e.g., see [9], [10] and [12]).
The results will have a lasting impact on and connect further the theories of non-commutative geometry, operator algebras, Lie theory, quantum group theory and partly quantum physics.
Vertex operator algebras with central charge 1/2 and -68/7 ...
He presents the theory of Krichever-Nobikov algebras, Lax operator algebras, their interaction, elements of their representation theory, relations to moduli spaces of Riemann surface and holomorphic vector bundles of them and to Lax integrable systems and conformal field theory.
Other topics of the 17 papers include nonself-adjoint operator algebras for dynamical systems, noncommutative geometry as a functor, examples of mases in C*-algebras, simple group graded rings, and classifying monotone complete algebras of operators.