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A series expansion of a logarithmic expression and a decreasing property of the ratio of two logarithmic expressions containing cosine

open access: yesOpen Mathematics, 2023
In this study, by virtue of a derivative formula for the ratio of two differentiable functions and with aid of a monotonicity rule, the authors expand a logarithmic expression involving the cosine function into the Maclaurin power series in terms of ...
Li Yan-Fang, Qi Feng
doaj   +3 more sources

A Series Expansion of a Logarithmic Expression and a Decreasing Property of the Ratio of Two Logarithmic Expressions Containing Sine

open access: yesMathematics, 2023
In the paper, by virtue of a derivative formula for the ratio of two differentiable functions and with the help of a monotonicity rule, the authors expand a logarithmic expression involving the sine function into the Maclaurin power series in terms of ...
Xin-Le Liu, Hai-Xia Long, Feng Qi
doaj   +2 more sources

Transcriptome Sequencing Reveals Distinct Stress Response of Listeria monocytogenes 6179 During Logarithmic and Stationary Growth Phases [PDF]

open access: yesMicrobiologyOpen
Listeria monocytogenes is a food‐borne pathogen that continues to threaten food safety by persisting in food production environments (FPEs). Its tolerance to stressors introduced in FPEs is well characterized; however, the effect of the growth phase on ...
Jessica L. Strathman‐Runyan   +2 more
doaj   +2 more sources

An Analytical Expression for the Non-Singlet Structure Functions at Small $x$ in the Double Logarithmic Approximation [PDF]

open access: yesPhysical Review D, 2004
A simple analytic expression for the non-singlet structure function $f_{NS}$ is given. The expression is derived from the result of Ref. [1] obtained by low $x$ resummation of the quark ladder diagrams in the double logarithmic approximation of ...
A.L. Kataev   +9 more
core   +4 more sources

Decreasing property of ratio of two logarithmic expressions involving tangent function

open access: yesMathematical and Computer Modelling of Dynamical Systems
In this article, the authors review three proofs of the decreasing property of the ratio of two logarithmic expressions. With the help of the monotonicity rule for the ratio of two differentiable functions, the authors provide an alternative proof of the
Feng Qi   +2 more
doaj   +2 more sources

Entanglement entropy in integrable field theories with line defects II. Non-topological defect

open access: yesJournal of High Energy Physics, 2017
This is the second part of two papers where we study the effect of integrable line defects on bipartite entanglement entropy in integrable field theories. In this paper, we consider non-topological line defects in Ising field theory.
Yunfeng Jiang
doaj   +3 more sources

Evaluation of the real parts of polylogarithm expressions containing complex arguments via certain logarithmic integrals [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
We consider a polylogarithm expression containing complex arguments, namely 𝓟±(n)=ℜ(Liₙ((1±i)/2)). The central notion of the present paper is to evaluate the real parts of 𝓟±(n) for first four orders, specifically n = 1,2,3, and 4, by constructing ...
Narendra Bhandari
doaj   +2 more sources

Derivation of Logarithmic and Logarithmic Hyperbolic Tangent Integrals Expressed in Terms of Special Functions [PDF]

open access: yesMathematics, 2020
The derivation of integrals in the table of Gradshteyn and Ryzhik in terms of closed form solutions is always of interest. We evaluate several of these definite integrals of the form ∫ 0 ∞ log ( 1 ± e − α y ) R ( k , a , y ) d y in terms of a special function, where R ( k , a , y ) is a general function and k, a and α ...
Robert Reynolds, Allan Stauffer
openaire   +2 more sources

Integrable hierarchies, Hurwitz numbers and a branch point field in critical topologically massive gravity

open access: yesSciPost Physics, 2022
We discuss integrable aspects of the logarithmic contribution of the partition function of cosmological critical topologically massive gravity. On one hand, written in terms of Bell polynomials which describe the statistics of set partitions, the ...
Yannick Mvondo-She
doaj   +1 more source

Odd Exponential-Logarithmic Family of Distributions: Features and Modeling

open access: yesMathematical and Computational Applications, 2022
This paper introduces a general family of continuous distributions, based on the exponential-logarithmic distribution and the odd transformation. It is called the “odd exponential logarithmic family”.
Christophe Chesneau   +3 more
doaj   +1 more source

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