Results 41 to 50 of about 9,936,588 (308)

On a High-Precision Method for Studying Attractors of Dynamical Systems and Systems of Explosive Type

open access: yesMathematics, 2022
The author of this article considers a numerical method that uses high-precision calculations to construct approximations to attractors of dynamical systems of chaotic type with a quadratic right-hand side, as well as to find the vertical asymptotes of ...
Alexander N. Pchelintsev
doaj   +1 more source

A note on formal power series [PDF]

open access: yes, 1960
summary:In this note we investigate a relationship between the boundary behavior of power series and the composition of formal power series. In particular, we prove that the composition domain of a formal power series $g$ is convex and balanced which ...
Gan, Xiao-Xiong   +2 more
core   +1 more source

An introduction to nuclear power : science, technology and UK policy context [PDF]

open access: yes, 2012
This paper is the first in a series of 8 that make up the evidence base for SDC report 'The role of nuclear power in a low carbon economy'.Publisher ...
Sustainable Development Commission
core   +2 more sources

Norm and Numerical Radius Inequalities for Sums of Power Series of Operators in Hilbert Spaces

open access: yesAxioms
The main focus of this paper is on establishing inequalities for the norm and numerical radius of various operators applied to a power series with the complex coefficients h(λ)=∑k=0∞akλk and its modified version ha(λ)=∑k=0∞|ak|λk. The convergence of h(λ)
Najla Altwaijry   +2 more
doaj   +1 more source

On Benford’s Law and the Coefficients of the Riemann Mapping Function for the Exterior of the Mandelbrot Set

open access: yesFractal and Fractional, 2022
We investigate Benford’s law in relation to fractal geometry. Basic fractals, such as the Cantor set and Sierpinski triangle are obtained as the limit of iterative sets, and the unique measures of their components follow a geometric distribution, which ...
Filippo Beretta   +5 more
doaj   +1 more source

Energy-optimal current distribution in an electrical network – controlling by the differential or the integral systems [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2019
In the complex RLC network, apart from the currents flows arising from the normal laws of Kirchhoff, other distributions of current, resulting from certain optimization criteria, may also be received.
M. Siwczyński, S. Żaba, A. Drwal
doaj   +1 more source

Retrospective Analysis of Donor Lymphocyte Infusions in Pediatric Patients With Mixed Chimerism After Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Allogeneic hematopoietic stem cell transplantation (alloHSCT) is an essential therapy for several malignant and nonmalignant diseases, but relapse and graft loss remain the principal threats to its success. Routine monitoring of chimerism and minimal residual disease (MRD) enables early detection of imminent recurrence and guides ...
Carmen Junk   +10 more
wiley   +1 more source

Fibonacci Series from Power Series [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics, 2020
We show how every power series gives rise to a Fibonacci series and a companion series involving Lucas numbers. For illustrative purposes, Fibonacci series arising from trigonometric functions, inverse trigonometric functions, the gamma function and the digamma function are derived.
openaire   +2 more sources

Power series as Fourier series

open access: yesRocky Mountain Journal of Mathematics, 2022
Some spelling mistakes and minor typos corrected.
Chakrabarti, Debraj, Dawn, Anirban
openaire   +2 more sources

Further remarks on formal power series [PDF]

open access: yes, 2011
summary:In this paper, we present a considerable simplification of the proof of a theorem by Gan and Knox, stating a sufficient and necessary condition for existence of a composition of two formal power series.
Borkowski, Marcin   +3 more
core   +1 more source

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