Graduate Discussing the Sachdev–Ye–Kitaev Model

[Demystifier]

Currently it's a very hot topic, so it would be nice to have a thread on this. Those who never heard of it may start from https://en.wikipedia.org/wiki/Sachdev–Ye–Kitaev_model
A good review is https://arxiv.org/abs/1711.08482

 

[billtodd]

The Clifford relation {,} is anticommutator right?

 

[billtodd]

Why do we need the complex number $i^{m/2}$?
The Wiki page doesn't explain a lot. I guess one needs to read the references over there.