Secondary Characteristic Classes of Lie Algebra Extensions
Differential Geometry
2025-12-24 v1
Abstract
We introduce a notion of secondary characteristic classes of Lie algebra extensions. As a spin-off of our construction we obtain a new proof of Lecomte's generalization of the Chern-Weil homomorphism.
Cite
@article{arxiv.1707.08412,
title = {Secondary Characteristic Classes of Lie Algebra Extensions},
author = {Stefan Wagner},
journal= {arXiv preprint arXiv:1707.08412},
year = {2025}
}