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math.AG2015
Prime decomposition for the index of a Brauer class
Benjamin Antieau, Ben Williams
We prove that the index of a Brauer class satisfies prime decomposition over a general base scheme. This contrasts with our previous result that there is no general prime decomposi…
math.AG2015★ 5 cited
Azumaya Algebras Without Involution
Asher Auel, Uriya A. First, Ben Williams
Generalizing a theorem of Albert, Saltman showed that an Azumaya algebra over a ring represents a -torsion class in the Brauer group if and only if there is an algebra …