Towards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry

We study entire continuous viscosity solutions to fully nonlinear elliptic equations involving the conformal Hessian. We prove the strong comparison principle and Hopf Lemma for (non-uniformly) elliptic equations when one of the competitors is $C^{1,1}$. We obtain as a consequence a Liouville theore...

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Main Authors: Li, Y, Nguyen, L, Wang, B
Other Authors: Chen, J
Format: Book section
Language:English
Published: Springer 2020
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author Li, Y
Nguyen, L
Wang, B
author2 Chen, J
author_facet Chen, J
Li, Y
Nguyen, L
Wang, B
author_sort Li, Y
collection OXFORD
description We study entire continuous viscosity solutions to fully nonlinear elliptic equations involving the conformal Hessian. We prove the strong comparison principle and Hopf Lemma for (non-uniformly) elliptic equations when one of the competitors is $C^{1,1}$. We obtain as a consequence a Liouville theorem for entire solutions which are approximable by $C^{1,1}$ solutions on larger and larger compact domains, and, in particular, for entire $C^{1,1}_{\rm loc}$ solutions: they are either constants or standard bubbles.
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spelling oxford-uuid:7bd8bd41-f39b-4cb7-af6f-af3827041c142024-02-19T14:16:32ZTowards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometryBook sectionhttp://purl.org/coar/resource_type/c_3248uuid:7bd8bd41-f39b-4cb7-af6f-af3827041c14EnglishSymplectic Elements at OxfordSpringer2020Li, YNguyen, LWang, BChen, JLu, PLu, ZZhang, ZWe study entire continuous viscosity solutions to fully nonlinear elliptic equations involving the conformal Hessian. We prove the strong comparison principle and Hopf Lemma for (non-uniformly) elliptic equations when one of the competitors is $C^{1,1}$. We obtain as a consequence a Liouville theorem for entire solutions which are approximable by $C^{1,1}$ solutions on larger and larger compact domains, and, in particular, for entire $C^{1,1}_{\rm loc}$ solutions: they are either constants or standard bubbles.
spellingShingle Li, Y
Nguyen, L
Wang, B
Towards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry
title Towards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry
title_full Towards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry
title_fullStr Towards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry
title_full_unstemmed Towards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry
title_short Towards a Liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry
title_sort towards a liouville theorem for continuous viscosity solutions to fully nonlinear elliptic equations in conformal geometry
work_keys_str_mv AT liy towardsaliouvilletheoremforcontinuousviscositysolutionstofullynonlinearellipticequationsinconformalgeometry
AT nguyenl towardsaliouvilletheoremforcontinuousviscositysolutionstofullynonlinearellipticequationsinconformalgeometry
AT wangb towardsaliouvilletheoremforcontinuousviscositysolutionstofullynonlinearellipticequationsinconformalgeometry