Abstract
For ¿ ¿ R we let C(¿) be the set of all f ¿ S' for which ¿infin;n=0,|(f,hn)|(n+1) ¿ < 8, where (hn)n=0,1,... is the orthonormal base of Hermite functions. We show that C(¿) ¿ S 0 if and only if ¿ = 1/4 and that S0 ¿ C(¿) if and only if ¿ = 1/4. Here S0 is Feichtinger's space.
| Original language | English |
|---|---|
| Pages (from-to) | 577-588 |
| Number of pages | 12 |
| Journal | Journal of Fourier Analysis and Applications |
| Volume | 11 |
| Issue number | 5 |
| DOIs | |
| Publication status | Published - 2005 |