Vector valued fourier series and sample continuity of random processes

Author(s):  
V. I. Tarieladze
2007 ◽  
Vol 62 (6) ◽  
pp. 1202-1203 ◽  
Author(s):  
V V Gorgorova ◽  
I V Pavlov

2021 ◽  
Vol 19 (1) ◽  
pp. 1047-1055
Author(s):  
Zhihua Zhang

Abstract Fourier approximation plays a key role in qualitative theory of deterministic and random differential equations. In this paper, we will develop a new approximation tool. For an m m -order differentiable function f f on [ 0 , 1 0,1 ], we will construct an m m -degree algebraic polynomial P m {P}_{m} depending on values of f f and its derivatives at ends of [ 0 , 1 0,1 ] such that the Fourier coefficients of R m = f − P m {R}_{m}=f-{P}_{m} decay fast. Since the partial sum of Fourier series R m {R}_{m} is a trigonometric polynomial, we can reconstruct the function f f well by the combination of a polynomial and a trigonometric polynomial. Moreover, we will extend these results to the case of random processes.


1960 ◽  
Vol 39 (1-4) ◽  
pp. 211-216 ◽  
Author(s):  
Edward J. Kelly ◽  
William L. Root

1962 ◽  
Vol 10 (1) ◽  
pp. 89-102 ◽  
Author(s):  
W. Freiberger ◽  
M. Rosenblatt ◽  
J. Van Ness

2013 ◽  
Vol 62 (6) ◽  
pp. 1765-1784
Author(s):  
Javier Parcet ◽  
Fernando Soria ◽  
Quanhua Xu
Keyword(s):  

1980 ◽  
Vol 78 (4) ◽  
pp. 525 ◽  
Author(s):  
Jose L. Rubio De Francia
Keyword(s):  

2013 ◽  
Vol 357 (4) ◽  
pp. 1329-1361 ◽  
Author(s):  
Tuomas P. Hytönen ◽  
Michael T. Lacey

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