Results 31 to 40 of about 6,719,781 (362)

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

On the geometric mean method for incomplete pairwise comparisons [PDF]

open access: yesMathematics, 2019
One of the most popular methods of calculating priorities based on the pairwise comparisons matrices (PCM) is the geometric mean method (GMM). It is equivalent to the logarithmic least squares method (LLSM), so some use both names interchangeably ...
K. Kułakowski
semanticscholar   +1 more source

Uporaba srednjih mer za pojasnjevanje cen na trgu nepremičnin (= The use of mean values for reporting real estate prices) [PDF]

open access: yesGeodetski Vestnik, 2021
The proper and unambiguous reporting of the real estate market is one of the main requirements for ensuring its transparency. Reporting on the prices of real estate realised on the market is a special challenge here.
Melita Ulbl, Andraž Muhič
doaj   +1 more source

Regular operator mappings and multivariate geometric means [PDF]

open access: yes, 2014
We introduce the notion of regular operator mappings of several variables generalising the notion of spectral function. This setting is convenient for studying maps more general than what can be obtained from the functional calculus, and it allows for ...
Hansen, Frank
core   +2 more sources

Sharp two-parameter bounds for the identric mean

open access: yesJournal of Inequalities and Applications, 2018
For t∈[0,1/2] $t\in [0,1/2]$ and s≥1 $s\ge 1$, we consider the two-parameter family of means Qt,s(a,b)=Gs(ta+(1−t)b,(1−t)a+tb)A1−s(a,b), $$ Q_{t,s}(a,b)=G^{s}\bigl(ta+(1-t)b,(1-t)a+tb\bigr)A^{1-s}(a,b), $$ where A and G denote the arithmetic and ...
Omran Kouba
doaj   +1 more source

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

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

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

The geometric mean is a Bernstein function [PDF]

open access: yes, 2013
In the paper, the authors establish, by using Cauchy integral formula in the theory of complex functions, an integral representation for the geometric mean of $n$ positive numbers.
Li, Wen-Hui, Qi, Feng, Zhang, Xiao-Jing
core   +2 more sources

Geometric mean of bimetric spacetimes [PDF]

open access: yesClassical and quantum gravity, 2018
We use the geometric mean to parametrize metrics in the Hassan–Rosen ghost-free bimetric theory and pose the initial-value problem. The geometric mean of two positive definite symmetric matrices is a well-established mathematical notion which can be ...
Mikica Kocic
semanticscholar   +1 more source

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