The homotopy momentum map of general relativity
Symplectic Geometry
2025-08-18 v4 Mathematical Physics
Differential Geometry
math.MP
Abstract
We show that the action of spacetime vector fields on the variational bicomplex of general relativity has a homotopy momentum map that extends the map from vector fields to conserved currents given by Noether's first theorem to a morphism of -algebras.
Keywords
Cite
@article{arxiv.2103.07670,
title = {The homotopy momentum map of general relativity},
author = {Christian Blohmann},
journal= {arXiv preprint arXiv:2103.07670},
year = {2025}
}
Comments
27 pages, typos fixed