The impact of a lower order term in a Dirichlet problem with a singular nonlinearity

被引:13
作者
Boccardo, Lucio [1 ]
Croce, Gisella [2 ,3 ,4 ]
机构
[1] Sapienza Univ Roma, Ist Lombardo, Piazzale Aldo Moro 5, I-00185 Rome, Italy
[2] Normandie Univ, Le Havre, France
[3] ULH, LMAH, F-76600 Le Havre, France
[4] FR CNRS 3335, 25 Rue Philippe Lebon, F-76600 Le Havre, France
关键词
Weak solution; approximating problems; strong maximum principle; Schauder's fixed point theorem; ELLIPTIC-EQUATIONS; W-0(1,1) SOLUTIONS;
D O I
10.4171/PM/2041
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper we study the existence and regularity of solutions to the following Dirichlet problem {-div(a(x)vertical bar del u vertical bar(p-2)del u) + u vertical bar u vertical bar(r-1) = f(x)/u(theta) in Omega, u > 0 in Omega, u = 0 on partial derivative Omega proving that the lower order term u vertical bar u vertical bar(r-1) has some regularizing effects on the solutions.
引用
收藏
页码:407 / 415
页数:9
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