TY - JOUR
T1 - The prime divisors of the period and index of a Brauer class
AU - Antieau, Benjamin
AU - Williams, Ben
N1 - Publisher Copyright:
© 2014.
PY - 2015/6/1
Y1 - 2015/6/1
N2 - We show that in locally-ringed connected topoi the primes dividing the period and index of a Brauer class coincide. The result applies in particular to Brauer classes on connected schemes, algebraic stacks, topological spaces and to the projective representation theory of profinite groups.
AB - We show that in locally-ringed connected topoi the primes dividing the period and index of a Brauer class coincide. The result applies in particular to Brauer classes on connected schemes, algebraic stacks, topological spaces and to the projective representation theory of profinite groups.
UR - http://www.scopus.com/inward/record.url?scp=84921031516&partnerID=8YFLogxK
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U2 - 10.1016/j.jpaa.2014.07.032
DO - 10.1016/j.jpaa.2014.07.032
M3 - Article
AN - SCOPUS:84921031516
SN - 0022-4049
VL - 219
SP - 2218
EP - 2224
JO - Journal of Pure and Applied Algebra
JF - Journal of Pure and Applied Algebra
IS - 6
ER -