Norm convolution inequalities in Lebesgue spaces
Erlan Nursultanov
Lomonosov Moscow State University, Kazakhstan Branch, Astana, Kazakhstan and RUDN University, Moscow, RussiaSergey Tikhonov
Centre de Recerca Matemática, Bellaterra, Spain, ICREA, Barcelona, Spain, and Universitat Autònoma de Barcelona, SpainNazerke Tleukhanova
Gumilyov Eurasian National University, Astana, Kazakhstan
Abstract
We obtain upper and similar lower estimates of the () norm for the convolution operator. The upper estimate improves on known convolution inequalities. The technique to obtain lower estimates is applied to study boundedness problems for oscillatory integrals.
Cite this article
Erlan Nursultanov, Sergey Tikhonov, Nazerke Tleukhanova, Norm convolution inequalities in Lebesgue spaces. Rev. Mat. Iberoam. 34 (2018), no. 2, pp. 811–838
DOI 10.4171/RMI/1004