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C*-algebras

Characterization of some model commutative C*-algebras generated by Toeplitz operators

Characterization of some model commutative C*-algebras generated by Toeplitz operators

... commutative C*-algebras of Toeplitz operators acting on the weighted Bergman ...commutative C*-algebras of Toeplitz operators: radial symbols, functions on the complex plane C depending ...

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Free (n+1) valued C algebras

Free (n+1) valued C algebras

... by C and C O the varietIes of C-algebras and CO-algebras respec­ ...Wasjberg algebras is equivalents to Chang's iV/V -algebras [2] ...

11

On C*-algebras of Toeplitz Operators on the Harmonic Bergman Space

On C*-algebras of Toeplitz Operators on the Harmonic Bergman Space

... the C ∗ -algebra generated by Toeplitz operators whose symbols are invariant under hyperbolic trans- formations is ...Lozano C., On C ∗ -algebras of Toeplitz operators on the harmonic Bergman ...

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Moore Penrose inverse and doubly commuting elements
    in C* algebras

Moore Penrose inverse and doubly commuting elements in C* algebras

... regular C ∗ -algebra elements obeys the so- called reverse order ...normal C ∗ -algebra elements, to Hilbert space opera- tors and to Calkin algebras will be ...

10

Characterizing group C* algebras through their unitary groups: the Abelian case

Characterizing group C* algebras through their unitary groups: the Abelian case

... As we saw in Se tion 3, the group algebras C ∗ Γ1 and C ∗ Γ2 of two nonisomorphi torsion-free Abelian groups Γ1 and Γ2 an have isomorphi K1 -groups, while their unitary groups must be [r] ...

12

On the structure of Leavitt path algebras and Kumjian-Pask algebras.

On the structure of Leavitt path algebras and Kumjian-Pask algebras.

... path algebras over a commutative ring with ...path algebras versions of the two uniqueness theorems of graph C ∗ -algebras: the gauge-invariant uniqueness theorem and the Cuntz-Krieger ...

178

Algebras mansas y formas cuadraticas

Algebras mansas y formas cuadraticas

... tubular de un álgebra mansa oculta por medio de su tipo de extensión y 2.6.. de su forma de Tits.[r] ...

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Algebras C* y grupos cuanticos compactos

Algebras C* y grupos cuanticos compactos

... Lord Rayleigh al igual que Wien supuso que en la cavidad del cuerpo negro existe un conjunto de ondas electromagn´ eticas que ejercen presi´ on sobre las paredes de esa cavidad. Con ´ este modelo Rayleigh pudo explicar ...

130

Associative and Lie algebras of quotients. Zero product determined matrix algebras

Associative and Lie algebras of quotients. Zero product determined matrix algebras

... associative algebras, and we will tacitly assume that all of them are algebras over a fixed commutative unital ring of scalars ...Lie algebras will be usually denoted by L, and associative ones by ...

182

Sobre las álgebras de Lukasiewicz m generalizadas de orden n

Sobre las álgebras de Lukasiewicz m generalizadas de orden n

... En esta tesis, nosotros continuamos con el estudio de esta variedad. Al volumen lo hemos organizado en cinco cap´ıtulos. En el Cap´ıtulo I damos nociones b´asicas y hace- mos un repaso de los resultados m´as importantes ...

168

Una contribución al estudio de álgebras de De Morgan modales 4-valuadas

Una contribución al estudio de álgebras de De Morgan modales 4-valuadas

... Lukasiewicz algebras was simplified by him in 1960, and presented in a different way by many authors as we can see in [39, 11, 2] to mention a ...these algebras are ...of algebras which he called ...

87

Characterisations of Nelson algebras

Characterisations of Nelson algebras

... In [5, Problem 7.4] Blok and Pigozzi asked whether the variety of Nelson alge- bras has a commutative, regular TD term, or even a TD term; for a discussion and references, see Spinks [28]. The following corollary, in ...

13

Representaciones de estructuras ordenadas

Representaciones de estructuras ordenadas

... En las representaciones conjuntistas, en realidad los subconjuntos que representan la estructura ordenada son componentes importantes de ciertos espacios topol´ogicos: abier- tos b´asicos, abiertos cerrados o incluso ...

71

Álgebras de Rota-Baxter. Una vista panorámica

Álgebras de Rota-Baxter. Una vista panorámica

... El operador de Rota-Baxter tiene conexi´on con muchas areas de la matem´atica y la f´ısica; un ejemplo es el teorema de factorizaci´on del operador de Rota-Baxter descubierto por Atkinson y luego en 1979, establecido por ...

170

Supremo álgebras distributivas : una generalización de las álgebras de Tarski

Supremo álgebras distributivas : una generalización de las álgebras de Tarski

... ´ algebras de Tarski y en la Subsecci´ on ...DN-´ algebras normales y DN-´ algebras p-lineales, el cual son una generalizaci´ on de los ret´ıculos normales estudiados por Cornish en [27] y ...

126

Algebras de Nichols de tipo diagonal /

Algebras de Nichols de tipo diagonal /

... We shall use several tools to solve this problem. We remind the denition of Weyl groupoid, introduced by Heckenberger, and we analyze convex orders for the root system associated to a Nichols algebra of diagonal type. We ...

184

Interpretability into Łukasiewicz algebras

Interpretability into Łukasiewicz algebras

... Morgan algebras in the variety of Lukasiewicz ...Morgan algebras are distributive lattices, al! that wus proved in the previous section holds for ...

18

Introduction to Koszul algebras

Introduction to Koszul algebras

... Artin-Schelter algebras play an important role in non commutative algebraic ...regular algebras are the Koszul dual of selfinjective alge- bras on infinite representation type with radical cube ...

29

Algebras de Lie cuanticas

Algebras de Lie cuanticas

... localmente isomorfo al grupo de rotaciones en dimensi´on tres. En los modelos de las interacciones fuertes y electrod´ebiles aparecen ´algebras de Lie que son sumas directas de semisimples y abelianas [28]. Sin ...

116

Evolution algebras

Evolution algebras

... y las Matem´aticas. Por otra parte, las cadenas de ´algebras de evoluci´on -sistemas din´amicos continuos en el que cada momento del estado es un ´algebra de la evoluci´on- se estudian en [10, 29, 22, 23]. ...

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