Inversion positivity and the sharp Hardy–Littlewood–Sobolev inequality
Inversion positivity and the sharp Hardy–Littlewood–Sobolev inequality
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DOI:
10.1007/s00526-009-0302-x
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发表时间:
2009-04
影响因子:
2.1
通讯作者:
R. Frank;E. Lieb
中科院分区:
文献类型:
--
作者:
R. Frank;E. Lieb
We give a new proof of certain cases of the sharp HLS inequality. Instead of symmetric decreasing rearrangement it uses the reflection positivity of inversions in spheres. In doing this we extend a characterization of the minimizing functions due to Li and Zhu.