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THE GROWTH OF SOLUTIONS OF MONGE–AMPÈRE EQUATIONS IN HALF SPACES AND ITS APPLICATION

Published online by Cambridge University Press:  31 March 2023

SHANSHAN MA
Affiliation:
School of Mathematics and Statistics, Zhengzhou University, Zhengzhou 450001, PR China e-mail: [email protected]
XIAOBIAO JIA*
Affiliation:
School of Mathematics and Statistics, North China University of Water Resources and Electric Power, Zhengzhou 450046, PR China

Abstract

We consider the growth of the convex viscosity solution of the Monge–Ampère equation $\det D^2u=1$ outside a bounded domain of the upper half space. We show that if u is a convex quadratic polynomial on the boundary $\{x_n=0\}$ and there exists some $\varepsilon>0$ such that $u=O(|x|^{3-\varepsilon })$ at infinity, then $u=O(|x|^2)$ at infinity. As an application, we improve the asymptotic result at infinity for viscosity solutions of Monge–Ampère equations in half spaces of Jia, Li and Li [‘Asymptotic behavior at infinity of solutions of Monge–Ampère equations in half spaces’, J. Differential Equations 269(1) (2020), 326–348].

Type
Research Article
Copyright
© The Author(s), 2023. Published by Cambridge University Press on behalf of Australian Mathematical Publishing Association Inc.

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Footnotes

The first author was supported by Natural Science Foundation of Henan Province (Grant No. 222300420321); the second author was supported by Natural Science Foundation of Henan Province (Grant No. 222300420232).

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