Abstract
Some new aspects are studied for the following general problem: what spectra of frequencies enable one to represent an arbitrary function as a series in the corresponding harmonics. Of particular interest is the 'analytic' situation in which only positive frequencies are used.
Original language | English |
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Pages (from-to) | 171-180 |
Number of pages | 10 |
Journal | Russian Mathematical Surveys |
Volume | 59 |
Issue number | 1 |
DOIs | |
State | Published - 2004 |