31 January 2018 By yarosd Go and read the latest paper by Omrie Ovdat (Phys. Rev. D, Rapid Commun.) Daniel K. Brattan, Omrie Ovdat, and Eric Akkerman, “Scale anomaly of a Lifshitz scalar: A universal quantum phase transition to discrete scale invariance”, Phys. Rev. D 97, 061701(R), (2018).