Results 31 to 40 of about 75,035 (162)

Functions Definable by Arithmetic Circuits [PDF]

open access: yes, 2009
An arithmetic circuit is a labelled, directed, acyclic graph specifying a cascade of arithmetic and logical operations to be performed on sets of non-negative integers. In this paper, we consider the definability of functions from tuples of sets of non-negative integers to sets of non-negative integers by means of arithmetic circuits.
Ian Pratt-Hartmann, Ivo Düntsch
openaire   +1 more source

A generalization of arithmetic derivative to p-adic fields and number fields [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
The arithmetic derivative is a function from the natural numbers to itself that sends all prime numbers to 1 and satisfies the Leibniz rule. The arithmetic partial derivative with respect to a prime p is the p-th component of the arithmetic derivative ...
Brad Emmons, Xiao Xiao
doaj   +1 more source

Coefficients of symmetric power L-functions on integers under digital constraints [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
Let λₛᵧₘʳ_f(n) be the n-th coefficient in the Dirichlet series representing the symmetric power L-function attached to a primitive form f of weight k and level N.
Khadija Mbarki
doaj   +1 more source

A note on $(a,b)$-Fibonacci sequences and specially multiplicative arithmetic functions [PDF]

open access: yesMathematica Bohemica
A specially multiplicative arithmetic function is the Dirichlet convolution of two completely multiplicative arithmetic functions. The aim of this paper is to prove explicitly that two mathematical objects, namely $(a,b)$-Fibonacci sequences and ...
Emil Daniel Schwab, Gabriela Schwab
doaj   +1 more source

Arithmetic circuit tensor networks, multivariable function representation, and high-dimensional integration

open access: yesPhysical Review Research, 2023
Many computational problems can be formulated in terms of high-dimensional functions. Simple representations of such functions and resulting computations with them typically suffer from the “curse of dimensionality,” an exponential cost dependence on ...
Ruojing Peng   +2 more
doaj   +1 more source

Frontal Midline Theta Oscillations during Mental Arithmetic: Effects of Stress

open access: yesFrontiers in Behavioral Neuroscience, 2015
Complex cognitive tasks such as mental arithmetic heavily rely on intact, well-coordinated prefrontal cortex (PFC) function. Converging evidence suggests that frontal midline theta (FMT) oscillations play an important role during the execution of such ...
Matti eGärtner   +5 more
doaj   +1 more source

Arithmetic properties of Ramanujan's general partition function for modulo 11

open access: yesKuwait Journal of Science, 2020
In the present work, for the general partition function $p_k(n)$, we establish five new infinite families of congruences. Our emphasis throughout this paper is to exhibit the use of $q$-identities  to generate congruences for the general partition ...
Srivatsa Kumar Belakavadi Radhakrishna   +2 more
doaj   +1 more source

The influence of cardiorespiratory fitness on strategic, behavioral, & electrophysiological indices of arithmetic cognition in preadolescent children

open access: yesFrontiers in Human Neuroscience, 2014
The current study investigated the influence of cardiorespiratory fitness on arithmetic cognition in forty 9-10 year old children. Measures included a standardized mathematics achievement test to assess conceptual and computational knowledge, self ...
Robert D Moore   +4 more
doaj   +1 more source

The association between visual-spatial skills and preschoolers’ arithmetic ability: the mediating role of patterning ability and the moderating role of executive function

open access: yesFrontiers in Education
As a foundational element of early childhood education, preschoolers’ arithmetic ability eases the later arithmetic learning in grades. However, the mechanisms underlying young children’s arithmetic ability remain unclear.
Xiujuan Yao, Han Yuan, Qi Yang
doaj   +1 more source

A note on newly introduced arithmetic functions φ+ and σ+ [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
In a recent paper [7], the authors introduced new arithmetic functions φ⁺, σ⁺ related to the classical functions φ, and σ, respectively. In this note, we study the behavior of Σ_{n≤x, ω(n)=2}(φ⁺-φ)(n), and Σ_{n≤x, ω(n)=2}(σ⁺-σ)(n), for any real number x ...
Sagar Mandal
doaj   +1 more source

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