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Gradient estimates and Liouville type theorems for \((p-1)^{p-1}\Delta _pu+au^{p-1}\log u^{p-1}=0\) on Riemannian manifolds

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Abstract

In this paper, we study gradient estimates of positive smooth solutions to the p-Laplace equation

$$\begin{aligned} (p-1)^{p-1}\Delta _pu+au^{p-1}\log u^{p-1}=0, \end{aligned}$$

which is related to the \(L^p\)-log-Sobolev constant on Riemannian manifolds, where a is a nonzero constant. As applications, some Liouville type results are provided.

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Acknowledgements

The authors would like to thank the referee for valuable suggestions which make the paper more readable.

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Correspondence to Bingqing Ma.

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The research of the authors is supported by NSFC (No. 11971153).

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Ma, B., Zhu, M. Gradient estimates and Liouville type theorems for \((p-1)^{p-1}\Delta _pu+au^{p-1}\log u^{p-1}=0\) on Riemannian manifolds. Arch. Math. 117, 557–567 (2021). https://doi.org/10.1007/s00013-021-01639-4

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  • DOI: https://doi.org/10.1007/s00013-021-01639-4

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