Results 41 to 50 of about 5,615,595 (266)

On the Pseudo-Periods of the Weierstrass Zeta Functions II [PDF]

open access: yesNagoya Mathematical Journal, 1967
In a recent note bearing the same title (SIAM Journ. of Numerical Analysis, Vol. 3, 1966), I showed that there existed Weierstrass zeta functions having a vanishing pseudo-period. Cf. line 8, p. 376 of Saks-Zygmund, Analytic Functions. Professor Peter Henrici kindly pointed out to me that the mere existence of a Weierstrass zeta function with a ...
openaire   +3 more sources

Linear law for the logarithms of the Riemann periods at simple critical zeta zeros [PDF]

open access: yes, 2006
Each simple zero 1/2 + iγn of the Riemann zeta function on the critical line with γn > 0 is a center for the flow s˙ = ξ(s) of the Riemann xi function with an associated period Tn. It is shown that, as γn →∞, log Tn ≥ π/4 γn + O(log γn).
Barnett, A. Ross, Broughan, Kevin A.
core   +1 more source

Joint universality of some zeta-functions. I

open access: yesLietuvos Matematikos Rinkinys, 2010
In the paper, the joint universality for the Riemann zeta-function and a collection of periodic Hurwitz zeta functions is discussed and basic results are given.
Santa Račkauskienė   +1 more
doaj   +1 more source

A Modification of the Mixed Joint Universality Theorem for a Class of Zeta Functions

open access: yesMathematics, 2022
The property of zeta functions on mixed joint universality in the Voronin’s sense states that any two holomorphic functions can be approximated simultaneously with an accuracy of ε>0 by suitable vertical shifts of the pair consisting the Riemann and ...
Roma Kačinskaitė   +1 more
doaj   +1 more source

A discrete limit theorem for the periodic Hurwitz zeta-function

open access: yesLietuvos Matematikos Rinkinys, 2015
In the paper, we prove a limit theorem of discrete type on the weak convergence of probability measures on the complex plane for the periodic Hurwitz zeta-function.
Audronė Rimkevičienė
doaj   +1 more source

An approximate functional equation for the square of the periodic zeta-function

open access: yesLietuvos Matematikos Rinkinys, 2002
There is not abstract.
Darius Šiaučiūnas
doaj   +3 more sources

Periods and Igusa Zeta functions

open access: yes, 2003
12 ...
Belkale, Prakash, Brosnan, Patrick
openaire   +2 more sources

A mixed joint universality theorem for zeta‐functions

open access: yesMathematical Modelling and Analysis, 2010
In the paper, a joint universality theorem for the Riemann zeta‐function and a collection of periodic Hurwitz zeta‐functions on approximation of analytic functions is obtained.
Jonas Genys   +3 more
doaj   +1 more source

Computation of transfer function matrices of periodic systems [PDF]

open access: yes, 2002
We present a numerical approach to evaluate the transfer function matrices of a periodic system corresponding to lifted state-space representations as constant systems.
A. Varga, Varga, Andras
core   +1 more source

Observer‐Based Adaptive Event‐Triggered Tracking Control for Fuzzy TS Systems With Premise Mismatch

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper presents an adaptive logistic event‐triggered observer‐based tracking controller for Takagi‐Sugeno fuzzy systems under constrained inputs and network delays. Leveraging a hybrid LMI and Secretary Bird Optimization approach, this strategy significantly minimizes communication overhead and computational burden while ensuring optimal reference ...
Oussama Djadane   +3 more
wiley   +1 more source

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