Closure of the Laplace-Beltrami operator on 2D almost-Riemannian manifolds and semi-Fredholm properties of differential operators on Lie manifolds

DOI10.1007/s00025-022-01832-zOpenAlexW3152850898MaRDI QIDQ2691549

Ivan Beschastnyi

Publication date: 29 March 2023

Published in: Results in Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2104.07745

zbMATH Keywords

Lie groupoidsLaplace-Beltrami operatoralmost-Riemannian geometrysemi-Fredholm conditions

Mathematics Subject Classification ID

Elliptic equations on manifolds, general theory (58J05) (Semi-) Fredholm operators; index theories (47A53) Relations of PDEs with special manifold structures (Riemannian, Finsler, etc.) (58J60) General geometric structures on manifolds (almost complex, almost product structures, etc.) (53C15) Elliptic operators and their generalizations (47F10)

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