I have seen the statement that the Standard Model has a Landau pole, or at least it its believed that it does at $\sim 10^{34}$ GeV. Has this actually been proven (at least in perturbation theory, as in QED) or what kind of evidence is there to support this?
This post imported from StackExchange Physics at 2014-08-07 15:39 (UCT), posted by SE-user Nuno