On the estimate of the first positive eigenvalue of a sublaplacian in a pseudohermitian manifold

DOI10.4310/AJM.2014.V18.N5.A7zbMATH Open1304.32023OpenAlexW1964411575MaRDI QIDQ488062

Yen-Wen Fan, Ting-Jung Kuo

Publication date: 23 January 2015

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

Full work available at URL: https://projecteuclid.org/euclid.ajm/1417489247

zbMATH Keywords

eigenvaluesCR-structuresublaplacianpseudohermitian structureCR-version of Yau's gradient estimate

Mathematics Subject Classification ID

CR structures, CR operators, and generalizations (32V05) Analysis on CR manifolds (32V20)

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