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Full-Text Articles in Algebra

Binomial Identities With Pascalgt, Tyler J. Evans Feb 2005

Binomial Identities With Pascalgt, Tyler J. Evans

Tyler Evans

No abstract provided.


Balance In Generalized Tate Cohomology, Alina Iacob Jan 2005

Balance In Generalized Tate Cohomology, Alina Iacob

Alina Iacob

No abstract provided.


Balance In Generalized Tate Cohomology, Alina Iacob Jan 2005

Balance In Generalized Tate Cohomology, Alina Iacob

Alina Iacob

We consider two preenveloping classes of left R-modules ℐ, ℰ such that Inj ⊂ ℐ ⊂ ℰ, and a left R-module N. For any left R-module M and n ≥ 1 we define the relative extension modules (M, N) and prove the existence of an exact sequence connecting these modules and the modules (M, N) and (M, N). We show that there is a long exact sequence of (M, −) associated with a Hom(−, ℰ) exact sequence 0 → N′ → N → N′′ → 0 and a long exact sequence of (−, N) associated with a Hom(−, ℰ) exact …


An Explicit Fusion Algebra Isomorphism For Twisted Quantum Doubles Of Finite Groups, Christopher Goff Dec 2004

An Explicit Fusion Algebra Isomorphism For Twisted Quantum Doubles Of Finite Groups, Christopher Goff

Christopher Goff

We exhibit an isomorphism between the fusion algebra of the quantum double of an extraspecial p-group, where p is an odd prime, and the fusion algebra of a twisted quantum double of an elementary abelian group of the same order.