Results 81 to 90 of about 4,676,398 (193)

Air‐gap field prediction in tubular doubly sided surface magnet machine using Bessel–Fourier series

open access: yesIET Electric Power Applications
2‐D air‐gap magnetic field distribution is the essential prerequisite of electrical machine analysis. Because of the natural periodicity of rotary machines, Fourier analysis is a suitable choice for air‐gap field prediction.
M. H. Javanmardi, A. Rahideh
doaj   +1 more source

Fourier series

open access: yes, 1962
Richard A. Silverman's series of translations of outstanding Russian textbooks and monographs is well-known to people in the fields of mathematics, physics, and engineering.
Tolstov, Georgi P
core  

Parallel algorithm of trigonometric collocation method in nonlinear dynamics of rotors [PDF]

open access: yesApplied and Computational Mechanics, 2007
A parallel algorithm of a numeric procedure based on a method of trigonometric collocation is presented for investigating an unbalance response of a rotor supported by journal bearings.
Musil T., Jakl O.
doaj  

Absolute weighted arithmetic mean summability factors of infinite series and trigonometric fourier series

open access: yes, 2017
In this paper, we generalized a known theorem dealing with absolute weighted arithmetic mean summability of infinite series by using a quasi-f-power increasing sequence instead of a quasi-?-power increasing sequence.
Hüseyin Bor
core   +1 more source

Trigonometric series with monotone coefficients

open access: yes, 2007
This work is devoted to trigonometric series with monotone coefficients. The main problem is to study conditions under which a given series is the Fourier series of an integrable (or continuous ...
Ekström, Jona
core   +2 more sources

Certain new Factor Theorems for Infinite Series and Trigonometric Fourier Series

open access: yes, 2020
In this paper, rstly we proved a general theorem dealing with absolute Riesz summability factors of innite series under weaker conditions. And  secondly we applied it to the trigonometric Fourier series.
Bor, Huseyin
core  

Pointwise universal consistency of nonparametric linear estimators [PDF]

open access: yes, 2004
This paper presents sufficient conditions for pointwise universal consistency of nonparametric delta estimators.
Vidal-Sanz, José M.
core  

Pointwise universal consistency of nonparametric density estimators. [PDF]

open access: yes
This paper presents sufficient conditions for pointwise universal consistency of nonparametric delta estimators and shows the application of these conditions for some classes of nonparametric estimators.Delta estimators; Pointwise approximation ...
Vidal-Sanz, Jose M.
core  

Behavior of trigonometric Fourier series in classes φ(L) close to L

open access: yes, 2015
We study the behavior of trigonometric Fourier series in classes φ(L) close to L. We prove that recent Fillipov's result on the convergence of trigonometric Fourier series in classes φ(L) containing L cannot be improved. In the case when the function φ(u)
Габдуллин, М. Р.   +1 more
core  

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