Results 1 to 10 of about 644,844 (268)

Improved estimates for the triangle inequality [PDF]

open access: yesJournal of Inequalities and Applications, 2017
We obtain refined estimates of the triangle inequality in a normed space using integrals and the Tapia semi-product. The particular case of an inner product space is discussed in more detail.
Nicuşor Minculete, Radu Păltănea
doaj   +8 more sources

Properties of distance spaces with power triangle inequalities

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2016
Metric spaces provide a framework for analysis and have several very useful properties. Many of these properties follow in part from the  triangle inequality.
D. Greenhoe
doaj   +3 more sources

Quantifying edge relevance for epidemic spreading via the semi-metric topology of complex networks [PDF]

open access: yesJournal of Physics: Complexity
Sparsification aims at extracting a reduced core of associations that best preserves both the dynamics and topology of networks while reducing the computational cost of simulations.
David Soriano-Paños   +2 more
doaj   +2 more sources

On distances and metrics in discrete ordered sets [PDF]

open access: yesMathematica Bohemica, 2021
Discrete partially ordered sets can be turned into distance spaces in several ways. The distance functions may or may not satisfy the triangle inequality and restrictions of the distance to finite chains may or may not coincide with the natural ...
Stephan Foldes, Sándor Radeleczki
doaj   +1 more source

Triangle Inequality for Inverse Optimal Control

open access: yesIEEE Access, 2023
Inverse optimal control (IOC) is a problem of estimating a cost function based on the behaviors of an expert that behaves optimally with respect to the cost function.
Sho Mitsuhashi, Shin Ishii
doaj   +1 more source

On Several Bounds for Types of Angular Distances

open access: yesMathematics, 2022
In this study, we introduce the expression dλ(x,y):=λ∥x∥+(1−λ)∥y∥−∥λx+(1−λ)y∥ on the real normed space X(X,∥·∥), where x,y∈X and λ∈R. We characterize this expression and find various estimates of it.
Augusta Raţiu, Nicuşor Minculete
doaj   +1 more source

On triangle inequalities of correlation-based distances for gene expression profiles

open access: yesBMC Bioinformatics, 2023
Background Distance functions are fundamental for evaluating the differences between gene expression profiles. Such a function would output a low value if the profiles are strongly correlated—either negatively or positively—and vice versa.
Jiaxing Chen   +4 more
doaj   +1 more source

All geographical distances are optimal

open access: yesCybergeo, 2020
Triangular inequality is one of the four mathematical properties of distance. Its respect derives from the optimal nature of the measurement of distance.
Alain L’Hostis
doaj   +1 more source

POVERTY-GROWTH-INEQUALITY TRIANGLE: EMPIRICAL EVIDENCE FROM NIGERIA

open access: yesTorun International Studies, 2022
Purpose: Eradicating poverty is critical to achieving sustainable development. This study appraised the relationship between poverty, economic growth and income inequality in Nigeria and the interaction effect of growth and income inequality on Nigeria’s
GERALDINE EJIAKA NZERIBE   +4 more
doaj   +1 more source

Common Coincidence Points and Common Fixed Points in Fuzzy Semi-Metric Spaces

open access: yesMathematics, 2018
We propose the so-called fuzzy semi-metric space in which the symmetric condition is not assumed to be satisfied. In this case, there are four kinds of triangle inequalities that should be considered.
Hsien-Chung Wu
doaj   +1 more source

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