Results 21 to 30 of about 2,797,460 (290)

A Novel Generalization of Bézier-like Curves and Surfaces with Shape Parameters

open access: yesMathematics, 2022
Bézier curves and surfaces with shape parameters have received more attention in the field of engineering and technology in recent years because of their useful geometric properties as compared to classical Bézier curves, as well as traditional Bernstein
Moavia Ameer   +3 more
doaj   +1 more source

Approximation by Fuzzy $(p,q)$-Bernstein-Chlodowsky Operators [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2022
In this study, we purpose to extend approximation properties of the $ (p,q)$-Bernstein-Chlodowsky operators from real function spaces to fuzzy function spaces.
Esma Ozkan
doaj   +1 more source

Lupaş blending functions with shifted knots and q-Bézier curves

open access: yesJournal of Inequalities and Applications, 2020
In this paper, we introduce blending functions of Lupaş q-Bernstein operators with shifted knots for constructing q-Bézier curves and surfaces. We study the nature of degree elevation and degree reduction for Lupaş q-Bézier Bernstein functions with ...
Kottakkaran Sooppy Nisar   +2 more
doaj   +1 more source

A Class of Sextic Trigonometric Bézier Curve with Two Shape Parameters

open access: yesJournal of Mathematics, 2021
In this paper, we present a new class of sextic trigonometric Bernstein (ST-Bernstein, for short) basis functions with two shape parameters along with their geometric properties which are similar to the classical Bernstein basis functions.
Salma Naseer   +5 more
doaj   +1 more source

The combinatorics of Bernstein functions [PDF]

open access: yesTransactions of the American Mathematical Society, 2000
A construction of Bernstein associates to each cocharacter of a split p p -adic group an element in the center of the ...
openaire   +2 more sources

Polynomial approximation of regular functions of a quaternionic variable

open access: yesScience, Technology and Innovation, 2022
We consider Bernstein-Walsh-Siciak-type theorems on the polynomial approximation in the case of regular functions of one quaternionic variable and their applications to the uniform approximation and approximation in Lp norms with respect to measures ...
Jerzy Szczepański
doaj   +1 more source

Internal Bernstein functions and Lévy‐Laplace exponents [PDF]

open access: yesMathematical Methods in the Applied Sciences, 2020
Bertoin, Roynette and Yor (2004) described new connections between the class of Lévy‐Laplace exponents Ψ (also called the class of (sub)critical branching mechanism) and the class of Bernstein functions ( ) which are internal, that is, those Bernstein functions ϕ s.t. Ψ∘ϕ remains a Bernstein function for every Ψ. We complete their work and illustrate
Kholoud Basalim   +2 more
openaire   +2 more sources

New characterizations of completely monotone functions and Bernstein functions, a converse to Hausdorff’s moment characterization theorem

open access: yesArab Journal of Mathematical Sciences, 2019
We give several new characterizations of completely monotone functions and Bernstein functions via two approaches: the first one is driven algebraically via elementary preserving mappings and the second one is developed in terms of the behavior of their ...
Rafik Aguech, Wissem Jedidi
doaj   +1 more source

On the shape-preserving properties of λ-Bernstein operators

open access: yesJournal of Inequalities and Applications, 2022
We investigate the shape-preserving properties of λ-Bernstein operators B n , λ ( f ; x ) $B_{n,\lambda } ( f;x ) $ that were recently introduced Bernstein-type operators defined by a new Beziér basis with shape parameter λ ∈ [ − 1 , 1 ] $\lambda \in ...
Lian-Ta Su, Gökhan Mutlu, Bayram Çekim
doaj   +1 more source

Curve and surface construction based on the generalized toric-Bernstein basis functions

open access: yesOpen Mathematics, 2020
The construction of parametric curve and surface plays an important role in computer aided geometric design (CAGD), computer aided design (CAD), and geometric modeling.
Li Jing-Gai, Zhu Chun-Gang
doaj   +1 more source

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