We prove a PÃ olya-Szeg o inequality involving a convex symmetrization of functions and we investigate the equality case.
Another refinement of the Pólya–Szegö inequality
✍ Scribed by Yu-Dong Wu; V. Lokesha; H.M. Srivastava
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 306 KB
- Volume
- 60
- Category
- Article
- ISSN
- 0898-1221
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✦ Synopsis
resultant Discriminant sequence Nonlinear algebraic equation systems Computer softwares Bottema and Maple (Version 9.0) Pólya-Szegö inequality in a tetrahedron Weitzenböck's inequality a b s t r a c t
In this paper, the authors make use of certain analytical techniques for nonlinear algebraic equation systems in order to give another refinement of the Pólya-Szegö inequality in a triangle, which is associated with one of Chen's theorems (see Chen (1993) [12] and Chen (2000) ). Some remarks and observations, as well as two closely-related open problems, are also presented.
📜 SIMILAR VOLUMES
We are interested in the polar factorization of a function f deÿned in an open bounded set ⊆ R N . It is well known that there exists a measure preserving map such that f=f \* • where f \* is the decreasing rearrangement of f. We prove that, under suitable assumptions, besides the classical polar fa