Results 11 to 20 of about 58,639 (201)

The Proof of a Conjecture on the Density of Sets Related to Divisibility Properties of z(n)

open access: yesMathematics, 2021
Let (Fn)n be the sequence of Fibonacci numbers. The order of appearance (in the Fibonacci sequence) of a positive integer n is defined as z(n)=min{k≥1:n∣Fk}.
Eva Trojovská, Venkatachalam Kandasamy
doaj   +1 more source

More simple solution of not so simple problems – how does it happen?

open access: yesLietuvos Matematikos Rinkinys, 2023
Several non-standard problems are regarded and the possibilities of simple approaching to their solution are regarded and discussed.
Romualdas Kašuba
doaj   +3 more sources

Information flow versus divisibility for qubit evolution [PDF]

open access: yesPhysical Review A, 2019
We study the relation between lack of Information Backflow and completely positive divisibility (CP divisibility) for non-invertible qubit dynamical maps.
S. Chakraborty, D. Chru'sci'nski
semanticscholar   +1 more source

One more time about the relation between morphemic analysis and word-formation analysis [PDF]

open access: yesJužnoslovenski Filolog, 2019
One of the basic criteria when it comes to describing the surface structure of the derivative lexical units is distinguishing morphemic and word-formation analysis.
Baltova Yuliya M.
doaj   +1 more source

Five approaches to exact open-system dynamics: Complete positivity, divisibility, and time-dependent observables. [PDF]

open access: yesJournal of Chemical Physics, 2019
To extend the classical concept of Markovianity to an open quantum system, different notions of the divisibility of its dynamics have been introduced.
Viktor Reimer   +3 more
semanticscholar   +1 more source

On infinite divisibility of a class of two-dimensional vectors in the second Wiener chaos

open access: yesModern Stochastics: Theory and Applications, 2020
Infinite divisibility of a class of two-dimensional vectors with components in the second Wiener chaos is studied. Necessary and sufficient conditions for infinite divisibility are presented as well as more easily verifiable sufficient conditions.
Andreas Basse-O’Connor   +2 more
doaj   +1 more source

On Two Problems Related to Divisibility Properties of z(n)

open access: yesMathematics, 2021
The order of appearance (in the Fibonacci sequence) function z:Z≥1→Z≥1 is an arithmetic function defined for a positive integer n as z(n)=min{k≥1:Fk≡0(modn)}. A topic of great interest is to study the Diophantine properties of this function. In 1992, Sun
Pavel Trojovský
doaj   +1 more source

On the 2-adic order of Stirling numbers of the second kind and their differences [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2009
Let $n$ and $k$ be positive integers, $d(k)$ and $\nu_2(k)$ denote the number of ones in the binary representation of $k$ and the highest power of two dividing $k$, respectively.
Tamás Lengyel
doaj   +1 more source

Time: Avicenna, Aristotle; Two Perspectives or One? [PDF]

open access: yesحکمت و فلسفه, 2012
The concept of time, its existence, ontology, and epistemology are considered as a pivotal philosophical issue from the ancient Greek time up to now. Aristotle explicitly deals with this subject. His notion of time can be also seen in Avicenna’s writings.
zohreh abd khodai   +1 more
doaj   +1 more source

Congruences Module m and its Applications and Diophantine Equations [PDF]

open access: yesCientífica, 2023
A method of analysis of two topics of the theory of numbers, the congruences modulo m and the Diophantine equations, is developed; the first referred to the divisibility between numbers, and the second to the solution of equations with integer ...
Mario Antonio Ramírez Flores   +1 more
doaj   +1 more source

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