Kernel estimates for elliptic operators with second-order discontinuous coefficients

被引:16
|
作者
Metafune, G. [1 ]
Sobajima, M. [1 ,2 ]
Spina, C. [1 ]
机构
[1] Univ Salento, Dipartimento Matemat Ennio De Giorgi, CP 193, I-73100 Lecce, Italy
[2] Tokyo Univ Sci, Dept Math, Tokyo, Japan
关键词
Elliptic operators; Discontinuous coefficients; Analytic semigroups; Kernel estimates; UNBOUNDED DIFFUSION-COEFFICIENTS; L-P; SCHRODINGER-OPERATORS; CALDERN-ZYGMUND; HEAT-EQUATION; INEQUALITIES; RELLICH;
D O I
10.1007/s00028-016-0355-1
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We study parabolic problems associated to the second-order elliptic operator L = Delta + (a - 1) Sigma(N)(i,j=1) xi x (2)(j/|x|) D-i (j) + c x/(2)(|x|) .del - b|x|(-2) with a > 0 and b, c real coefficients and prove kernel estimates for the transition kernel.
引用
收藏
页码:485 / 522
页数:38
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