Results 11 to 20 of about 5,559,638 (318)

ON TWO NEW MEANS OF TWO ARGUMENTS III [PDF]

open access: yesПроблемы анализа, 2018
In this paper we establish two sided inequalities for the following two new means X=X(a,b)=Ae^(G/P−1), Y=Y(a,b)=Ge^(L/A−1), where A, G, L and P are the arithmetic, geometric, logarithmic, and Seiffert means, respectively.
J. Sandor , B. A. Bhayo
doaj   +7 more sources

Bounds of the logarithmic mean [PDF]

open access: yesJournal of Inequalities and Applications, 2013
The second assertion in (i) of Proposition 5.2 was modified. (This modification shows our means are better bounds than the standard Riemann sum for the logarithmic mean.)
Furuichi, Shigeru, Yanagi, Kenjiro
openaire   +5 more sources

Time-Dependent Mean-Field Games with Logarithmic Nonlinearities [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2015
In this paper, we prove the existence of classical solutions for time dependent mean-field games with a logarithmic nonlinearity and subquadratic Hamiltonians. Because the logarithm is unbounded from below, this nonlinearity poses substantial mathematical challenges that have not been addressed in the literature.
Gomes, Diogo A., Pimentel, Edgard
openaire   +5 more sources

Logarithmic Mean Temperature Profiles and Their Connection to Plume Emissions in Turbulent Rayleigh-Bénard Convection. [PDF]

open access: yesPhysical Review Letters, 2015
Two-dimensional simulations of Rayleigh-Bénard convection at Ra=5×10^{10} show that vertical logarithmic mean temperature profiles can be observed in regions of the boundary layer where thermal plumes are emitted. The profile is logarithmic only in these
Erwin P. van der Poel   +4 more
semanticscholar   +5 more sources

Optimal Lower Power Mean Bound for the Convex Combination of Harmonic and Logarithmic Means [PDF]

open access: yesAbstract and Applied Analysis, 2011
We find the least value λ∈(0,1) and the greatest value p=p(α) such that αH(a,b)+(1−α)L(a,b)>Mp(a,b) for α∈[λ,1) and all a,b>0 with a≠b, where H(a,b), L(a,b), and Mp(a,b) are the harmonic, logarithmic, and p-th power means of two positive numbers a and b,
Yu-Ming Chu, Shan-Shan Wang, Cheng Zong
doaj   +5 more sources

Best Possible Bounds for Yang Mean Using Generalized Logarithmic Mean [PDF]

open access: yesMathematical Problems in Engineering, 2016
We prove that the double inequality holds for all with if and only if and and find several sharp inequalities involving the trigonometric, hyperbolic, and inverse trigonometric functions, where is the unique solution of the equation on the interval ...
Wei-Mao Qian, Y. Chu
semanticscholar   +3 more sources

On bounds of logarithmic mean and mean inequality chain [PDF]

open access: yesMathematical Inequalities & Applications, 2022
An upper bound of the logarithmic mean is given by a convex combination of the arithmetic mean and the geometric mean. In addition, a lower bound of the logarithmic mean is given by a geometric bridge of the arithmetic mean and the geometric mean.
S. Furuichi, Mehdi Eghbali Amlashi
semanticscholar   +1 more source

Carbon Reduction Countermeasure from a System Perspective for the Electricity Sector of Yangtze River Delta (China) by an Extended Logarithmic Mean Divisia Index (LMDI)

open access: yesSyst., 2023
The electricity sector is a complex system, especially in the Yangtze River Delta (YRD) of China. Thus, the carbon dioxide (CO2) emission of YRD’s electricity sector during 2000–2020 was first calculated and then evaluated from two systematical ...
Jianfeng Chen   +4 more
semanticscholar   +1 more source

Logarithmic Mean Divisia Index Decomposition Based on Kaya Identity of GHG Emissions from Agricultural Sector in Baltic States

open access: yesEnergies, 2022
Greenhouse gas (GHG) emissions from agriculture contribute to climate change. The consequences of unsustainable agricultural activity are polluted water, soil, air, and food.
D. Makutėnienė   +2 more
semanticscholar   +1 more source

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