Results 31 to 40 of about 65,466 (259)

Sums of finite products of Bernoulli functions

open access: yesAdvances in Difference Equations, 2017
In this paper, we consider three types of functions given by sums of finite products of Bernoulli functions and derive their Fourier series expansions. In addition, we express each of them in terms of Bernoulli functions.
Ravi P Agarwal   +3 more
doaj   +1 more source

Finite Product of Semiring of Sets [PDF]

open access: yesFormalized Mathematics, 2015
Abstract We formalize that the image of a semiring of sets [17] by an injective function is a semiring of sets.We offer a non-trivial example of a semiring of sets in a topological space [21]. Finally, we show that the finite product of a semiring of sets is also a semiring of sets [21] and that the finite product of a classical semiring
openaire   +2 more sources

Finite Element Software for Rubber Products Design

open access: yesInternational Journal of Engineering and Management Sciences, 2018
Automotive rubber products are subjected to large deformations during working conditions, they often contact with other parts and they show highly nonlinear material behavior.
Dávid Huri
doaj   +1 more source

Products of Differences over Arbitrary Finite Fields

open access: yesDiscrete Analysis, 2018
Products of Differences over Arbitrary Finite Fields, Discrete Analysis 2018:18, 42 pp. A central problem in arithmetic combinatorics is the Erdős-Szemerédi sum-product problem, which asks whether it is true that if $A$ is a finite set of integers, then
Brendan Murphy, Giorgis Petridis
doaj   +1 more source

Fourier Series for Functions Related to Chebyshev Polynomials of the First Kind and Lucas Polynomials

open access: yesMathematics, 2018
In this paper, we derive Fourier series expansions for functions related to sums of finite products of Chebyshev polynomials of the first kind and of Lucas polynomials. From the Fourier series expansions, we are able to express those two kinds of sums of
Taekyun Kim   +3 more
doaj   +1 more source

Long Colimits of Topological Groups III: Homeomorphisms of Products and Coproducts

open access: yesAxioms, 2021
The group of compactly supported homeomorphisms on a Tychonoff space can be topologized in a number of ways, including as a colimit of homeomorphism groups with a given compact support or as a subgroup of the homeomorphism group of its Stone-Čech ...
Rafael Dahmen, Gábor Lukács
doaj   +1 more source

Finite Blaschke products and the golden ratio

open access: yesCommunications Faculty Of Science University of Ankara Series A1Mathematics and Statistics, 2021
15 pages, 7 ...
Özgür, Nihal, Uçar, Sümeyra
openaire   +4 more sources

Sums of finite products of Legendre and Laguerre polynomials

open access: yesAdvances in Difference Equations, 2018
In this paper, we study sums of finite products of Legendre and Laguerre polynomials and derive Fourier series expansions of functions associated with them.
Taekyun Kim   +3 more
doaj   +1 more source

FINITE PRODUCTS ADMINISTRATION WITH MS ACCESS [PDF]

open access: yesAnnals of the University of Petrosani: Economics, 2011
As software applications become more and more complicated, it is essential to capture the requirements, model the system design in different phases, and communicate frequently among end users, business analysts and developers.
ILEANA HAUER   +2 more
doaj  

Products of squares in finite simple groups [PDF]

open access: yesProceedings of the American Mathematical Society, 2011
The Ore conjecture, proved by the authors, states that every element of every finite non-abelian simple group is a commutator. In this paper we use similar methods to prove that every element of every finite simple group is a product of two squares. This can be viewed as a non-commutative analogue of Lagrange’s four squares theorem.
Liebeck, Martin W.   +3 more
openaire   +2 more sources

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