One-loop renormalisation of cubic gravity in six dimensions

TL;DR

This paper calculates the one-loop beta functions for cubic gravity in six dimensions, revealing over 8000 fixed points, with potential implications for quantum gravity in four dimensions.

Contribution

It provides the first comprehensive set of universal one-loop beta functions for cubic gravity in six dimensions, identifying numerous fixed points.

Findings

Over 8000 fixed points identified

More than 200 fixed points are real

Some fixed points may be relevant for four-dimensional quantum gravity

Abstract

We present the complete set of universal one-loop beta functions of cubic gravity in six dimensions. The system admits over 8000 distinct fixed points, of which more than 200 are real. Some of them might be relevant for the quantisation of gravity in the physical case of four dimensions.