Harnack inequalities for critical 4-manifolds with a Ricci curvature bound

zbMath1388.53034arXiv1309.0863MaRDI QIDQ1747835

Xianqiang Yang

Publication date: 27 April 2018

Published in: The New York Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1309.0863

zbMATH Keywords

Ricci curvaturecollapsing\(\epsilon\)-regularityHarnack inequalitiescritical Riemannian metrics

Mathematics Subject Classification ID

Elliptic equations on manifolds, general theory (58J05) Special Riemannian manifolds (Einstein, Sasakian, etc.) (53C25) Methods of global Riemannian geometry, including PDE methods; curvature restrictions (53C21)

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