[Merged by Bors] - feat(Analysis/Fourier): derivative of Fourier transform #9773
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@hrmacbeth , @AlexKontorovich , do you have comments on the PR? Especially with respect to #9663?
Co-authored-by: sgouezel <sebastien.gouezel@univ-rennes1.fr>
Looks good to me! (I tried to close #9663, since this supersedes it...) |
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This PR computes the Frechet derivative of the Fourier transform of a function on a real normed space, including special-case handling for functions on inner-product spaces and on the reals themselves. Co-authored-by: Alex Kontorovich <alex.kontorovich@rutgers.edu> Co-authored-by: Heather Macbeth <hmacbeth1@fordham.edu>
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This PR computes the Frechet derivative of the Fourier transform of a function on a real normed space, including special-case handling for functions on inner-product spaces and on the reals themselves.
Co-authored-by: Alex Kontorovich alex.kontorovich@rutgers.edu
Co-authored-by: Heather Macbeth hmacbeth1@fordham.edu
Based on a combination of some old code of mine with Alex and Heather's PR #9663