Abstract
We show that the sharp constant in the Hardy-Littlewood- Sobolev inequality can be derived using the method that we employe earlier for a similar inequality on the Heisenberg group. The merit of this proof is that it does not rely on rearrangement inequalities; it is the first one to do so for the whole parameter range.
Original language | English (US) |
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Title of host publication | Spectral Theory, Function Spaces and Inequalities |
Subtitle of host publication | New Techniques and Recent Trends |
Publisher | Springer Basel |
Pages | 55-67 |
Number of pages | 13 |
ISBN (Electronic) | 9783034802635 |
ISBN (Print) | 9783034802628 |
DOIs | |
State | Published - Jan 1 2012 |
All Science Journal Classification (ASJC) codes
- General Mathematics
Keywords
- Hardy-Littlewood-Sobolev inequality
- Sharp constants
- Sobolev inequality