Boundedness and compactness of Heckman–Opdam two-wavelet multipliers
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Abstract
We introduce the notion of a Heckman–Opdam two-wavelet multiplier, and give a trace formula for a Heckman–Opdam two-wavelet multiplier as a bounded linear operator in the trace class from \(L^{2}_{A_{k}}(\mathbb {R}^{d})\) into \(L^{2}_{A_{k}}(\mathbb {R}^{d})\) in terms of the symbol and the two admissible wavelets. Next, we give results on the boundedness and compactness of two Heckman–Opdam wavelet multipliers on \(L^{p}_{A_{k}}(\mathbb {R}^{d})\), \(1 \le p \le \infty \).
Keywords
Hypergeometric Fourier transform Heckman–Opdam multipliers Heckman–Opdam two-wavelet multipliers Schatten–von Neumann classMathematics Subject Classification
Primary 44A05 Secondary 42B10Notes
Acknowledgements
The author is deeply indebted to the referees for providing constructive comments and helps in improving the contents of this article.
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