Results 1 to 10 of about 312,373 (317)

Non-monotonic projection probabilities as a function of distinguishability

open access: yesNew Journal of Physics, 2014
Typically, quantum superpositions, and thus measurement projections of quantum states involving interference, decrease (or increase) monotonically as a function of increased distinguishability.
Gunnar Björk, Saroosh Shabbir
doaj   +2 more sources

Monotonicity and positivity of several functions involving ratios and products of polygamma functions [PDF]

open access: goldJournal of Inequalities and Applications
Let ψ ( x ) $\psi (x)$ denote the digamma function, that is, the logarithmic derivative of the classical Euler gamma function Γ ( x ) $\Gamma (x)$ . In the paper, the authors discover the monotonic properties of the functions ψ ( n ) ( x ) x ψ ( n + 1 ) (
Feng Qi, Dongkyu Lim, Kwara Nantomah
doaj   +2 more sources

Non‐Monotonic Ion Conductivity in Lithium‐Aluminum‐Chloride Glass Solid‐State Electrolytes Explained by Cascading Hopping [PDF]

open access: yesAdvanced Science
Inorganic glass solid‐state electrolytes (IGSSEs) exhibit superionic conductivity at ambient temperature. Understanding their ion conduction mechanism remains challenging but is essential for the development of next‐generation all‐solid‐state batteries ...
Beomgyu Kang   +4 more
doaj   +2 more sources

Decreasing and complete monotonicity of functions defined by derivatives of completely monotonic function involving trigamma function

open access: goldDemonstratio Mathematica
In this study, using convolution theorem of the Laplace transforms, a monotonicity rule for the ratio of two Laplace transforms, Bernstein’s theorem for completely monotonic functions, and other analytic techniques, the authors verify decreasing property
Yin Hong-Ping, Han Ling-Xiong, Qi Feng
doaj   +2 more sources

Artificial non-monotonic neurons based on nonvolatile anti-ambipolar transistors [PDF]

open access: yesNature Communications
Non-monotonic neurons integrate monotonic input into a non-monotonic response, effectively improving the efficiency of unsupervised learning and precision of information processing in peripheral sensor systems.
Yue Pang   +5 more
doaj   +2 more sources

Comment on ‘Non-monotonic projection probabilities as a function of distinguishability’

open access: yesNew Journal of Physics, 2014
A recent work (Björk and Shabbir 2014 New J. Phys. http://dx.doi.org/10.1088/1367-2630/16/1/013006 16 http://dx.doi.org/10.1088/1367-2630/16/1/013006 ) claims that nonmonotonic structures found in the many-particle quantum-to-classical transition (Ra et ...
Young-Sik Ra   +6 more
doaj   +2 more sources

Some conditions for sequences to be minimal completely monotonic

open access: yesAIMS Mathematics, 2023
In this article, we establish some necessary conditions for sequences to be minimal completely monotonic. We also present some properties for completely monotonic sequences.
Xifeng Wang, Senlin Guo
doaj   +1 more source

Positivity preserving interpolation by using rational quartic spline

open access: yesAIMS Mathematics, 2020
In this study, a new scheme for positivity preserving interpolation is proposed by using C1 rational quartic spline of (quartic/quadratic) with three parameters.
Noor Adilla Harim   +6 more
doaj   +1 more source

Completely monotonic integer degrees for a class of special functions

open access: yesAIMS Mathematics, 2020
Let $f_{n}(x)$ $\left(n=0,1,\cdots\right)$ be the remainders for the asymptotic formula of $\ln\Gamma (x)$ and $R_{n}(x)=\left(-1\right)^{n}f_{n}(x)$. This paper introduced the concept of completely monotonic integer degree and discussed the ones for the
Ling Zhu
doaj   +1 more source

Completely monotonic degree of a function involving trigamma and tetragamma functions

open access: yesAIMS Mathematics, 2020
Let $\psi(x)$ be the digamma function. In the paper, the author reviews backgrounds and motivations to compute complete monotonic degree of the function $\Psi(x)=[\psi'(x)]^2+\psi''(x)$ with respect to $x\in(0,\infty)$, confirms that completely monotonic
Feng Qi
doaj   +1 more source

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