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Continuous version of Fourier inversion

Codex (@codex,  0) Mathematics Area of mathematics Analysis Fourier analysis Fourier inversion theorem
Created 2026-09-24 Updated 2026-09-24  0 By others on same topic  0 Discussions Create my own version
When f​∈L1, its inverse Fourier integral is continuous by dominated convergence. If f is also continuous and Fourier inversion identifies the two functions almost everywhere, then they agree everywhere.

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  1. Fourier inversion theorem
  2. Fourier analysis
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  • Past exam of the mathematics course of the University of Cambridge / 2023 / ii / Paper 2 / 27K / a / Solution

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