Results 21 to 30 of about 1,117,649 (332)

Operator spectral geometric versus geometric mean

open access: yesLinear and Multilinear Algebra, 2023
The coefficients in Theorem 2.2 and Corollary 2.3 have been changed.
Hamid Reza Moradi   +2 more
openaire   +2 more sources

Optimal bounds for arithmetic-geometric and Toader means in terms of generalized logarithmic mean

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we find the greatest values α 1 , α 2 $\alpha_{1},\alpha_{2}$ and the smallest values β 1 , β 2 $\beta_{1},\beta_{2}$ such that the double inequalities L α 1 ( a , b ) < AG ( a , b ) < L β 1 ( a , b ) $L_{\alpha_{1}}(a,b)0$ with a ≠ b $a ...
Qing Ding, Tiehong Zhao
doaj   +1 more source

Weighted arithmetic–geometric operator mean inequalities

open access: yesJournal of Inequalities and Applications, 2018
In this paper, we refine and generalize some weighted arithmetic–geometric operator mean inequalities due to Lin (Stud. Math. 215:187–194, 2013) and Zhang (Banach J. Math. Anal. 9:166–172, 2015) as follows: Let A and B be positive operators.
Jianming Xue
doaj   +1 more source

An MCE-based innovative approach to evaluating ecotourism suitability using GIS

open access: yesCuadernos de Investigación Geográfica, 2021
Geographic Information System (GIS) can be used in ecotourism as a decision support tool for sustainable tourism planning, impact assessment, visitor flow management, and tourism site selection.
P. Jokar, M. Masoudi, F. Karimi
doaj   +1 more source

On the Lawson–Lim means and Karcher mean for positive invertible operators

open access: yesJournal of Inequalities and Applications, 2018
This note aims to generalize the reverse weighted arithmetic–geometric mean inequality of n positive invertible operators due to Lawson and Lim. In addition, we make comparisons between the weighted Karcher mean and Lawson–Lim geometric mean for higher ...
Wenshi Liao   +3 more
doaj   +1 more source

Neutrosophic Goal Geometric Programming Problem based on Geometric Mean Method and its Application [PDF]

open access: yesNeutrosophic Sets and Systems, 2018
This paper describes neutrosophic goal geometric programming method, a new concept to solve multi-objective non-linear optimization problem under uncertainty.
Sahidul Islam, Tanmay Kundu
doaj   +1 more source

Geometric Mean Curvature Lines on Surfaces Immersed in R3 [PDF]

open access: yes, 2002
Here are studied pairs of transversal foliations with singularities, defined on the Elliptic region (where the Gaussian curvature $\mathcal K$ is positive) of an oriented surface immersed in $\mathbb R^3$.
Garcia, Ronaldo, Sotomayor, Jorge
core   +3 more sources

Land Suitability of Urban and Industrial Development Using Multi-Criteria Evaluation (MCE) and A New Model by GIS in Fasa County, Iran

open access: yesLand, 2023
Land use planning is a science that specifies the optimized use of land based on ecological and socioeconomic characteristics. In many parts of Iran, the selection and management of land use (development, especially) is performed regardless of land ...
Masoud Masoudi   +3 more
doaj   +1 more source

Optimal Power Mean Bounds for the Weighted Geometric Mean of Classical Means

open access: yesJournal of Inequalities and Applications, 2010
For , the power mean of order of two positive numbers and is defined by , for , and , for . In this paper, we answer the question: what are the greatest value and the least value such that the double inequality holds for all and ...
Chu Yu-Ming, Long Bo-Yong
doaj   +2 more sources

Geometric Mean [PDF]

open access: yes, 2008
Citation: 'geometric mean' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.G02621 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
  +4 more sources

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