We prove weighted normal inequalities for conjugate A-harmonic tensors in John domains which can be considered as generalizations of the Hardy and Littlewood theorem for conjugate harmonic functions.
Weighted Norm Inequalities for Pluriharmonic Conjugate Functions
β Scribed by Jaesung Lee; Kyung Soo Rim
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- English
- Weight
- 97 KB
- Volume
- 268
- Category
- Article
- ISSN
- 0022-247X
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β¦ Synopsis
We define pluriharmonic conjugate functions on the unit ball of n . Then we show that for a weight there exist weighted norm inequalities for pluriharmonic conjugate functions on L p if and only if the weight satisfies the A p -condition. As an application, we prove the equivalence of the weighted norm inequalities for the Cauchy integral and the A p -condition of the weight. Along the way, we show that there exist norm inequalities for pluriharmonic conjugate functions on BMO and on the nonisotropic Lipschitz spaces.  2002 Elsevier Science (USA)
π SIMILAR VOLUMES
Weighted norm inequalities are investigated by giving an extension of the Riesz convexity theorem to semi-linear operators on monotone functions. Several properties of the classes B@, n) and C(p, n) introduced by NEUGEBAUER in [I31 are given. In particular, we characterize the weight pairs w, v for
If r is a nonzero constant, then HS r is just a well-known class of weights due to H. Helson and G. Szego (Ann. Mat. Pura Appl. 51 (1960), 107 138). Moreover we study the Koosis-type problem of two weights of S :, ; and get very simple necessary and sufficient conditions for such weights. 1997 Acad
We find a characterization of a two-weight norm inequality for a maximal operator and we obtain, as a consequence, strong type estimates for the maximal function over general approach regions.
## Abstract Let __M__ be the classical HardyβLittlewood maximal operator. The object of our investigation in this paper is the iterated maximal function __M__^__k__^__f__(__x__) = __M__(__M__^__kβ1__^__f__) (__x__) (__k__ β₯ 2). Let Ξ¦ be a __Ο__βfunction which is not necessarily convex and Ξ¨ be a Yo