Journal club on the proof of the a-theorem http://arxiv.org/abs/1107.3987 On Renormalization Group Flows in Four Dimensions Zohar Komargodski, Adam Schwimmer http://arxiv.org/abs/1205.3994 On renormalization group flows and the a-theorem in 6d Henriette Elvang, Daniel Z. Freedman, Ling-Yan Hung, Michael Kiermaier, Robert C. Myers, Stefan Theisen http://arxiv.org/abs/1204.5221 The $a$-theorem and the Asymptotics of 4D Quantum Field Theory Markus A. Luty, Joseph Polchinski, Riccardo Rattazzi

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