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hep-th2002
Spacetime Energy Decreases under World-sheet RG Flow
Michael Gutperle, Matthew Headrick, Shiraz Minwalla +1
We study renormalization group flows in unitary two dimensional sigma models with asymptotically flat target spaces. Applying an infrared cutoff to the target space, we use the Zam…
hep-th2002
Operator Mixing and the BMN Correspondence
Neil R. Constable, Daniel Z. Freedman, Matthew Headrick +1
In this note we update the discussion of the BMN correspondence and string interactions in hep-th/0205089 to incorporate the effects of operator mixing. We diagonalize the matrix o…