DocumentCode :
919201
Title :
An extension of Szasz´s theorem and its application
Author :
Masry, Elias
Volume :
19
Issue :
2
fYear :
1973
fDate :
3/1/1973 12:00:00 AM
Firstpage :
184
Lastpage :
187
Abstract :
A classical result in signal theory is the completeness of the exponentials { e^{-\\mu_n x} } in L_2 , the so-called Szasz\´s theorem. This paper generalizes Szasz\´s theorem by constructing broad classes of functions g(x) such that the set of functions {g(\\mu_n x)} is complete in L_2 . Application to the problem of alias-free sampling of stochastic processes is considered.
Keywords :
Approximation methods; Hilbert spaces; Signal analysis; Signal sampling/reconstruction; Stochastic processes; Control theory; Hilbert space; Physics; Polynomials; Random processes; Sampling methods; Signal analysis; Signal sampling; Stochastic processes; Transfer functions;
fLanguage :
English
Journal_Title :
Information Theory, IEEE Transactions on
Publisher :
ieee
ISSN :
0018-9448
Type :
jour
DOI :
10.1109/TIT.1973.1054979
Filename :
1054979
Link To Document :
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