Results 21 to 30 of about 177,016 (186)

Some properties of fuzzy cone symmetric spaces [PDF]

open access: yesJournal of Hyperstructures, 2023
In this work, we give a fuzzy analogy of cone symmetric spaces that we call fuzzy cone symmetric spaces. Since these structurere obtained by omitting the triangle inequality in fuzzy cone metric spaces, there are topological degenerations.
Tarkan Oner
doaj   +1 more source

Constant-factor approximations for Capacitated Arc Routing without triangle inequality [PDF]

open access: yes, 2014
Given an undirected graph with edge costs and edge demands, the Capacitated Arc Routing problem (CARP) asks for minimum-cost routes for equal-capacity vehicles so as to satisfy all demands.
Hartung, Sepp   +3 more
core   +1 more source

On Sharp Triangle Inequalities in Banach Spaces II

open access: yesJournal of Inequalities and Applications, 2010
Sharp triangle inequality and its reverse in Banach spaces were recently showed by Mitani et al. (2007). In this paper, we present equality attainedness for these inequalities in strictly convex Banach spaces.
Kichi-Suke Saito, Ken-Ichi Mitani
doaj   +2 more sources

Efficient Neighborhood Covering Model Based on Triangle Inequality Checkand Local Strategy [PDF]

open access: yesJisuanji kexue, 2022
Neighborhood covering model is widely used in classification tasks for its simple mechanism and ability to handle complex data.However,the neighborhood covering model has the problem of low efficiency and lack of related research work.To solve this ...
CHEN Yu-si, AI Zhi-hua, ZHANG Qing-hua
doaj   +1 more source

Some Triangle Inequalities and Generalizations [PDF]

open access: yesCanadian Mathematical Bulletin, 1980
AbstractLet , where ai, s, and x are real, and II denotes the product over cyclic rearrangements of the subscripts. We show that, in five special cases, Dn, s(x)Dn, s(y) is greater than a fixed multiple of Dn, s(x + y).
Carroll, C. E., Yang, C. C., Ahn, S.
openaire   +1 more source

Controlled Metric Type Spaces and the Related Contraction Principle

open access: yesMathematics, 2018
In this article, we introduce a new extension of b-metric spaces, called controlled metric type spaces, by employing a control function α ( x , y ) of the right-hand side of the b-triangle inequality.
Nabil Mlaiki   +3 more
doaj   +1 more source

Another Aspect of Triangle Inequality [PDF]

open access: yesISRN Mathematical Analysis, 2011
We introduce the notion of ψ-norm by considering the fact that an absolute normalized norm on C2 corresponds to a continuous convex function ψ on the unit interval [0,1] with some conditions. This is a generalization of the notion of q-norm introduced by Belbachir et al. (2006). Then we show that a ψ-norm is a norm in the usual sense.
Kichi-Suke Saito   +3 more
openaire   +1 more source

Sharp mean triangle inequality [PDF]

open access: yesMathematical Inequalities & Applications, 2010
By using a mean operator we shall present some sharp mean triangle inequalities in a Banach space which generalize the sharp triangle inequality with n elements and its reverse one shown recently by the last three authors in [7]. In the course of doing this we shall present a new two element triangle inequality with parameter and its reverse.
Masatoshi Fujii   +3 more
openaire   +1 more source

Light cones in Finsler spacetime [PDF]

open access: yes, 2014
Some foundational results on the geometry of Lorentz-Minkowski spaces and Finsler spacetimes are obtained. We prove that the local light cone structure of a reversible Finsler spacetime with more than two dimensions is topologically the same as that of ...
Minguzzi, E.
core   +3 more sources

Constraining momentum space CFT correlators with consistent position space OPE limit and the collider bound

open access: yesJournal of High Energy Physics, 2022
Consistency with position space OPE limit requires three-point momentum space CFT correlators to have only total energy singularity. We show that this requirement gives a simple proof of the known result that in three dimensions the parity-odd structure ...
Sachin Jain   +3 more
doaj   +1 more source

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