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math.RA2009
On the dimension of H-strata in quantum matrices
J. Bell, S. Launois
We study the topology of the prime spectrum of an algebra supporting a rational torus action. More precisely, we study inclusions between prime ideals that are torus-invariant usin…
math.RA2008
The Dixmier-Moeglin equivalence for twisted homogeneous coordinate rings
J. Bell, D. Rogalski, S. J. Sierra
Given a projective scheme over a field , an automorphism of , and a -ample invertible sheaf , one may form the twisted homogeneous coordinate ring $B = B(X, L,…