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JOURNALS
// Problemy Peredachi Informatsii
// Archive
Probl. Peredachi Inf.,
1986
Volume 22,
Issue 4,
Pages
104–106
(Mi ppi964)
Ņorrespondence
On Realizability of Finite Autocorrelation Functions
Yu. I. Abramovich
,
D. Z. Arov
Abstract:
We give a necessary and sufficient condition for a continuous positive definite function
$R(\tau) (-\infty<\tau<+\infty)$
to be compactly supported. A generalization to the matrix-valued and operator-valued cases is presented.
UDC:
621.391.1:519.2
Received:
19.11.1984
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Steklov Math. Inst. of RAS
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