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Transactions of the American Mathematical Society

Published by the American Mathematical Society since 1900, Transactions of the American Mathematical Society is devoted to longer research articles in all areas of pure and applied mathematics.

ISSN 1088-6850 (online) ISSN 0002-9947 (print)

The 2020 MCQ for Transactions of the American Mathematical Society is 1.48.

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Off-singularity bounds and Hardy spaces for Fourier integral operators
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by Andrew Hassell, Pierre Portal and Jan Rozendaal PDF
Trans. Amer. Math. Soc. 373 (2020), 5773-5832 Request permission

Abstract:

We define a scale of Hardy spaces $\mathcal {H}^{p}_{FIO}(\mathbb {R}^n)$, $p\in [1,\infty ]$, that are invariant under suitable Fourier integral operators of order zero. This builds on work by Smith for $p=1$ [J. Geom. Anal. 8 (1998), pp. 629–653]. We also introduce a notion of off-singularity decay for kernels on the cosphere bundle of $\mathbb {R}^n$, and we combine this with wave packet transforms and tent spaces over the cosphere bundle to develop a full Hardy space theory for oscillatory integral operators. In the process we extend the known results about $L^{p}$-boundedness of Fourier integral operators, from local boundedness to global boundedness for a larger class of symbols.
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Additional Information
  • Andrew Hassell
  • Affiliation: Mathematical Sciences Institute, Australian National University, Acton ACT 2601, Australia
  • MR Author ID: 332964
  • Email: Andrew.Hassell@anu.edu.au
  • Pierre Portal
  • Affiliation: Mathematical Sciences Institute, Australian National University, Acton ACT 2601, Australia
  • Email: Pierre.Portal@anu.edu.au
  • Jan Rozendaal
  • Affiliation: Mathematical Sciences Institute, Australian National University, Acton ACT 2601, Australia –and– Institute of Mathematics, Polish Academy of Sciences, ul. Śniadeckich 8, 00-656 Warsaw, Poland
  • MR Author ID: 1038147
  • ORCID: 0000-0001-6167-9668
  • Email: janrozendaalmath@gmail.com
  • Received by editor(s): December 19, 2018
  • Received by editor(s) in revised form: December 30, 2019
  • Published electronically: May 28, 2020
  • Additional Notes: This research was supported by grant DP160100941 of the Australian Research Council.
  • © Copyright 2020 American Mathematical Society
  • Journal: Trans. Amer. Math. Soc. 373 (2020), 5773-5832
  • MSC (2010): Primary 42B35; Secondary 42B30, 35S30, 58J40
  • DOI: https://doi.org/10.1090/tran/8090
  • MathSciNet review: 4127892