ON REPRESENTATIONS OF QUANTUM GROUPS Uq(f(K, H)) To Prof. Yingbo Zhang on the occasion of her 60th birthday
نویسندگان
چکیده
As further generalizations of Uq(sl2), an interesting class of algebras Uq(f(K,H)) was introduced and studied in [10]. In this paper, we further study these algebras by realizing them as Hyperbolic algebras. Such a realization yields a natural construction of interesting families of irreducible representations of Uq(f(K,H)) by using methods in non-commutative algebraic geometry([16]). We also investigate the relationship between Uq(f(K,H)) and the algebras Uq(f(K)) introduced in [11]. As an application, we prove that any finite dimensional weight representation of Uq(f(K,H)) is completely reducible. In addition, we study the Whittaker model for the center of Uq(f(K,H)). We prove that any Whittaker representation is irreducible if and only if it admits a central character. Thus, a complete classification of all irreducible Whittaker representations of Uq(f(K,H)) is obtained.
منابع مشابه
ON REPRESENTATIONS OF QUANTUM GROUPS Uq(f(K,H))
An interesting class of algebras Uq(f(K, H)) were introduced and studied in [10] as further generalizations of another class of algebras Uq(f(K)) introduced in [11] (which are similar to Uq(sl2)). This new class of algebras include the Drinfeld double of the Borel subalgebra Uq(sl2) of the quantized enveloping algebra Uq(sl2) (or equivalently the two parameter quantum groups Ur,s(sl2) as studie...
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Article history: Received 26 February 2013 Received in revised form 19 July 2013 Available online 17 August 2013 Dedicated to Prof. S. Kyriakides on the occasion of his 60th birthday.
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As generalizations of Uq(sl2), a class of algebras Uq(f(K)) were introduced and studied in [7]. For some special parameters f(K) = a(Km − K−m), a 6= 0, m ∈ N, Uq(f(K)) are Hopf algebras and hence quantum groups in the sense of Drinfeld ([3]). In this paper, we realize these algebras as Hyperbolic algebras ([12]). As an application of this realization, we obtain a natural construction of irreduc...
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