Results 1 to 10 of about 435,436 (131)

A simple proof of generalizations of number-theoretic sums [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2022
For positive integers 𝑘, 𝑚, and 𝑛, let 𝑆𝑘 𝑚(𝑛) be the sum of all elements in the finite set {𝑥 𝑘 : 1 ≤ 𝑥 ≤ 𝑛⁄𝑚 , (𝑥, 𝑛) = 1}. The formula for 𝑆𝑘 𝑚(𝑛) is established and simpler formulae for 𝑆𝑘 𝑚(𝑛) under some conditions on 𝑚 and 𝑛 are verified. The
Yanapat Tongron   +1 more
doaj   +1 more source

Density of Arithmetic Representations of Function Fields [PDF]

open access: yesÉpijournal de Géométrie Algébrique, 2022
We propose a conjecture on the density of arithmetic points in the deformation space of representations of the \'etale fundamental group in positive characteristic. This?
Hélène Esnault, Moritz Kerz
doaj   +1 more source

ON A SUM INVOLVING CERTAIN ARITHMETIC FUNCTIONS ON PIATETSKI–SHAPIRO AND BEATTY SEQUENCES

open access: yesПроблемы анализа, 2022
Let 𝑐, 𝛼, 𝛽 ∈ R be such that ...
T. Srichan
doaj   +1 more source

Math Can Be Visual—Teaching and Understanding Arithmetical Functions through Visualization

open access: yesMathematics, 2022
Number theory is an area of mathematics not unknown to students majoring in mathematics teaching. As early as in junior high, they may encounter basic number theory concepts such as prime numbers, multiples, divisors, or even the fundamental theorem of ...
Szilárd Svitek   +2 more
doaj   +1 more source

Proofs, generalizations and analogs of Menon’s identity: a survey

open access: yesActa Universitatis Sapientiae: Mathematica, 2023
Menon’s identity states that for every positive integer n one has ∑ (a − 1, n) = φ (n)τ(n), where a runs through a reduced residue system (mod n), (a − 1, n) stands for the greatest common divisor of a − 1 and n, φ(n) is Euler’s totient function, and τ(n)
Tóth László
doaj   +1 more source

New Arithmetic Operations of Non-Normal Fuzzy Sets Using Compatibility

open access: yesAxioms, 2023
The new arithmetic operations of non-normal fuzzy sets are studied in this paper by using the extension principle and considering the general aggregation function. Usually, the aggregation functions are taken to be the minimum function or t-norms.
Hsien-Chung Wu
doaj   +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

Exponential sums involving the divisor function over arithmetic progressions

open access: yesAIMS Mathematics, 2023
Let $ \phi(x) $ be a smooth function supported on $ [1, 2] $ with derivatives bounded by $ \phi^{(j)}(x)\ll 1 $ and $ d_3(n) $ be the number of ways to write $ n $ as a product of three factors. We get the asymptotic formula for the nonlinear exponential
Rui Zhang , Yang Li, Xiaofei Yan
doaj   +1 more source

Differentiability of the arithmetic volume function [PDF]

open access: yes, 2008
We introduce the positive intersection product in Arakelov geometry and prove that the arithmetic volume function is continuously differentiable. As applications, we compute the distribution function of the asymptotic measure of a Hermitian line bundle ...
Chen, Huayi
core   +4 more sources

On Certain Arithmetic Functions [PDF]

open access: yes, 2000
In the recent book there appear certain arithmetic functions which are similar to the Smarandache function. In a recent paper we have considered certain generalization or duals of the Smarandache function.
Sandor, J.
core   +1 more source

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