On large solutions for fractional Hamilton-Jacobi equations

被引:0
|
作者
Davila, Gonzalo [1 ]
Quaas, Alexander [1 ]
Topp, Erwin [2 ,3 ]
机构
[1] Univ Tecn Federico Santa Maria, Dept Matemat, Casilla V-110,Avda Espana 1680, Valparaiso, Chile
[2] Univ Santiago Chile, Dept Matemat & CC, Casilla 307, Santiago 454003, Chile
[3] Univ Fed Rio de Janeiro, Inst Matemat, BR-21941909 Rio De Janeiro, RJ, Brazil
关键词
Dirichlet problem; Hamilton-Jacobi equations; large solutions; nonlocal operator; viscosity solutions; BLOW-UP SOLUTIONS; ELLIPTIC-EQUATIONS;
D O I
10.1017/prm.2023.59
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We study the existence of large solutions for nonlocal Dirichlet problems posed on a bounded, smooth domain, associated with fully nonlinear elliptic equations of order 2 s, with s ? (1/2, 1), and a coercive gradient term with subcritical power 0 < p < 2 s. Due to the nonlocal nature of the diffusion, new blow-up phenomena arise within the range 0 < p < 2 s, involving a continuum family of solutions and/or solutions blowing-up to -8 on the boundary. This is in striking difference with the local case studied by Lasry-Lions for the subquadratic case 1 < p < 2.
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页数:23
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