共 20 条
LONG TIME EXISTENCE OF YAMABE FLOW ON SINGULAR SPACES WITH POSITIVE YAMABE CONSTANT
被引:2
|作者:
Lye, Jorgen Olsen
[1
]
Vertman, Boris
[2
]
机构:
[1] Leibniz Univ Hannover, Inst Differentialgeometrie, Hannover, Germany
[2] Carl von Ossietzky Univ Oldenburg, Inst Math, Oldenburg, Germany
关键词:
geometric evolution equations;
Yamabe flow;
positive scalar curvature;
singular spaces;
nonlinear parabolic equations;
CONVERGENCE;
MANIFOLDS;
METRICS;
D O I:
10.2140/apde.2023.16.477
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
We establish long-time existence of the normalized Yamabe flow with positive Yamabe constant on a class of manifolds that includes spaces with incomplete cone-edge singularities. We formulate our results axiomatically so that they extend to general stratified spaces as well, provided certain parabolic Schauder estimates hold. The central analytic tool is a parabolic Moser iteration, which yields uniform upper and lower bounds on both the solution and the scalar curvature.
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页码:477 / 510
页数:35
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