Abstract
The Schwartz space of rapidly decaying test functions is characterized by the decay of the short-time Fourier transform or cross-Wigner distribution. Then a version of Hardy's theorem is proved for the short-time Fourier transform and for the Wigner distribution.
| Original language | English |
|---|---|
| Pages (from-to) | 205-214 |
| Number of pages | 10 |
| Journal | Journal of the London Mathematical Society |
| Volume | 63 |
| Issue number | 1 |
| Publication status | Published - 2001 |
Austrian Fields of Science 2012
- 1010 Mathematics