12 citations
3 papers
math.AG2005
Automorphism groups of some AG codes
David Joyner, Amy Ksir
We show that in many cases, the automorphism group of a curve and the permutation automorphism group of a corresponding AG code are the same. This generalizes a result of Wesemeyer…
gr-qc2004★ 12 cited
Classical and Quantum Singularities of Levi-Civita Spacetimes with and without a Positive Cosmological Constant
D. A. Konkowski, C. Reese, T. M. Helliwell +1
Levi-Civita spacetimes have classical naked singularities. They also have quantum singularities. Quantum singularities in general relativistic spacetimes are determined by the beha…
math.QA2004★ 9 cited
The Hopf algebra structure of multiple harmonic sums
Michael E. Hoffman
Multiple harmonic sums appear in the perturbative computation of various quantities of interest in quantum field theory. In this article we introduce a class of Hopf algebras that…