Year: 2026
Type: preprint
Abstract: Let $M$ be a compact Riemannian manifold, and let $G$ be a compact Lie group with bi-invariant metric. We show that the singular set of any stable stationary harmonic map $u : M \to G$ has Hausdorff codimension at least four. This is sharp.
Source: arXiv (Cornell University)
Author: Krantz, Jacob
Language: English
Subfield: Applied Mathematics
Field: Mathematics
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W7214759877