Why even source-free gravity must be quantized

Abstract I note, on the most elementary grounds: its classical ultraviolet catastrophe, that even source-free General Relativity must be quantized, despite some eminent opinions to the contrary and with a little fine print.

Bibliographic Details
Main Author: S. Deser
Format: Article
Language:English
Published: SpringerOpen 2022-05-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-022-10375-0
Description
Summary:Abstract I note, on the most elementary grounds: its classical ultraviolet catastrophe, that even source-free General Relativity must be quantized, despite some eminent opinions to the contrary and with a little fine print.
ISSN:1434-6052