English

Sacks-Uhlenbeck type regularity for subcritical generalized $p$-harmonic maps into Homogeneous targets

Analysis of PDEs 2025-06-23 v1 Differential Geometry

Abstract

Adapting \cite{strz3}, we define generalized pp-harmonic maps into Riemannian homogeneous targets, a notion of solutions not belonging to the energy space. Restricting our attention to the subcritical range pp greater than the domain dimension nn, we show a uniform C1,αC^{1,\alpha}-regularity result for a sequence of such maps in the limit pnp \searrow n, assuming a uniform nn-energy bound on its elements. The method of the proof follows the exact same lines as in \cite{strz3} but we need to check uniformity of estimates not previously considered there.

Keywords

Cite

@article{arxiv.2506.17151,
  title  = {Sacks-Uhlenbeck type regularity for subcritical generalized $p$-harmonic maps into Homogeneous targets},
  author = {Gianmichele Di Matteo and Tobias Lamm},
  journal= {arXiv preprint arXiv:2506.17151},
  year   = {2025}
}

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R2 v1 2026-07-01T03:26:54.550Z