Results 21 to 30 of about 381,379 (275)

Composite Rational Functions and Arithmetic Progressions [PDF]

open access: yes, 2017
In this paper we deal with composite rational functions having zeros and poles forming consecutive elements of an arithmetic progression. We also correct a result published earlier related to composite rational functions having a fixed number of zeros ...
Tengely, Szabolcs
core   +2 more sources

Objects generated by an arbitrary natural number. Part 3: Standard modal-topological aspect [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics, 2023
The set Set(n), generated by an arbitrary natural number n, was defined in [3]. There, and in [4], some arithmetic functions and arithmetic operators of a modal type are defined over the elements of Set(n).
Krassimir Atanassov
doaj   +1 more source

Chebyshev model arithmetic for factorable functions [PDF]

open access: yes, 2016
This article presents an arithmetic for the computation of Chebyshev models for factorable functions and an analysis of their convergence properties. Similar to Taylor models, Chebyshev models consist of a pair of a multivariate polynomial approximating ...
Chachuat, B   +3 more
core   +3 more sources

Two arithmetic functions related to Euler's and Dedekind's functions [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
Two new arithmetic functions are introduced. In some sense, they are modifications of Euler's and Dedekind's functions. Some properties of the new functions are studied.
Krassimir Atanassov
doaj   +1 more source

Graphical shell for constructing user-entered arithmetic functions

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2023
The article has a relevant topic in the scientific and practical aspect development of a graphical shell of a software application for constructing functions of two variables entered by the user.
V. Smolij, N. Smolij, О. Lisovychenko
doaj   +1 more source

Computing zeta functions of arithmetic schemes [PDF]

open access: yes, 2015
We present new algorithms for computing zeta functions of algebraic varieties over finite fields. In particular, let X be an arithmetic scheme (scheme of finite type over Z), and for a prime p let zeta_{X_p}(s) be the local factor of its zeta function ...
Harvey, David
core   +1 more source

On a certain class of arithmetic functions [PDF]

open access: yesMathematica Bohemica, 2017
A homothetic arithmetic function of ratio $K$ is a function $f \mathbb{N}\rightarrow R$ such that $f(Kn)=f(n)$ for every $n\in\mathbb{N}$. Periodic arithmetic funtions are always homothetic, while the converse is not true in general.
Antonio M. Oller-Marcén
doaj   +1 more source

Function Interval Arithmetic [PDF]

open access: yes, 2014
We propose an arithmetic of function intervals as a basis for convenient rigorous numerical computation. Function intervals can be used as mathematical objects in their own right or as enclosures of functions over the reals. We present two areas of application of function interval arithmetic and associated software that implements the arithmetic: (1 ...
Jan Duracz   +3 more
openaire   +2 more sources

Properties of rational arithmetic functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
Rational arithmetic functions are arithmetic functions of the form g1∗⋯∗gr∗h1−1∗⋯∗hs−1, where gi, hj are completely multiplicative functions and ∗ denotes the Dirichlet convolution. Four aspects of these functions are studied.
Vichian Laohakosol, Nittiya Pabhapote
doaj   +1 more source

Quasi-arithmetic means and OWA functions in interval-valued and Atanassov's intuitionistic fuzzy set theory [PDF]

open access: yes, 2011
In this paper we propose an extension of the well-known OWA functions introduced by Yager to interval-valued (IVFS) and Atanassov’s intuitionistic (AIFS) fuzzy set theory.
Deschrijver, Glad
core   +2 more sources

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