Results 51 to 60 of about 1,447 (262)

On Stancu-Type Generalization of Modified p,q-Szász-Mirakjan-Kantorovich Operators

open access: yesJournal of Function Spaces, 2021
In the present article, we construct p,q-Szász-Mirakjan-Kantorovich-Stancu operators with three parameters λ,α,β. First, the moments and central moments are estimated.
Yong-Mo Hu   +3 more
doaj   +1 more source

Pointwise estimates for polynomial approximation on the semiaxis [PDF]

open access: yes, 2010
We state some pointwise estimates for the rate of weighted approximation of a continuous function on the semiaxis by polynomials. Furthermore, we derive matching converse results and estimates involving the derivatives of the approximating polynomials ...
Woula Themistoclakis   +4 more
core   +1 more source

Optimization of the Production of Rubber Compounds Using Mathematical Models

open access: yesAdvanced Engineering Materials, EarlyView.
Rubber compounds were mixed in a batch internal mixer, and symbolic regression was used to derive mathematical models linking recipe and process parameters to ram path, torque, and mixing quality (incorporation, dispersion, distribution). Subsequent optimization with evolutionary algorithms identified operating conditions that reduce specific energy ...
Anke Bardehle   +7 more
wiley   +1 more source

Approximation Properties of the Strong Difference Operators

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
    In this paper , we study some approximation  properties of the strong difference and study the relation between the strong difference and the weighted modulus of ...
S. K. Al-Saidy, A. A. Hamood
doaj  

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Approximating Properties of Generalized Dunkl Analogue of Szasz Operators [PDF]

open access: yes, 2016
In this paper we present a generalization of Sz´asz operators using the Dunkl generalization of the exponential function. We investigate approximating properties for these operators using the Korovkin approximation theorem and the weighted Korovkin-type ...
Mursaleen, M.   +2 more
core   +2 more sources

Generalization of Szász operators involving multiple Sheffer polynomials [PDF]

open access: yes, 2023
The present work deals with the mathematical investigation of some generalizations of the Szász operators. In this work, the multiple Sheffer polynomials are introduced.
Paris, Richard B., Ali, Mahvish
core   +1 more source

Experimental Characterization and Constitutive Modeling of the Effect of Prior Inelastic Strain on the Viscoplastic Behavior of AD730 at 700 °C

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows that superalloys used in aircraft engine disks become much more prone to deformation at high temperatures if they have been strained during manufacturing. This effect increases with the level of prior strain but eventually reaches a limit.
Fabio Machado Alves da Fonseca   +9 more
wiley   +1 more source

Some linear positive operators in weighted spaces [PDF]

open access: yes, 2012
Bu tez dört bölümden oluşmaktadır. Birinci bölüm giriş kısmına ayrılmıştır. İkinci bölümde lineer pozitif operatörler ve q - Analiz ile ilgili genel bilgiler verilmiştir. Üçüncü bölümde q - Meyer-König ve Zeller operatörlerinin bazı yaklaşım özellikleri,
Adıgüzel, Hakan
core  

Rate of convergence of Szász-beta operators based on q-integers

open access: yesDemonstratio Mathematica, 2017
The purpose of this paper is to establish the rate of convergence in terms of the weighted modulus of continuity and Lipschitz type maximal function for the q-Szász-beta operators. We also study the rate of A-statistical convergence.
Gupta Pooja, Agrawal Purshottam Narain
doaj   +1 more source

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