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- A. Alikhanyan National LaboratoryAM5 papers
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math.RT2007
The gap between the Schur group and the subgroup generated by cyclic cyclotomic algebras
Allen Herman, Gabriela Olteanu, Angel del Rio
Let be an abelian extension of the rationals. Let be the Schur group of and let be the subgroup of generated by classes containing cyclic cyclotomic a…
math.RT2007
The Schur group of an abelian number field
Allen Herman, Gabriela Olteanu, Angel del Rio
We characterize the maximum -local index of a Schur algebra over an abelian number field in terms of global information determined by the field , for an arbitrary rat…