Results 31 to 40 of about 634,077 (306)

STATISTICAL CONVERGENCE IN A BICOMPLEX VALUED METRIC SPACE

open access: yesUral Mathematical Journal, 2023
In this paper, we study some basic properties of bicomplex numbers. We introduce two different types of partial order relations on bicomplex numbers, discuss bicomplex valued metric spaces with respect to two different partial orders, and compare them ...
Subhajit Bera, Binod Chandra Tripathy
doaj   +1 more source

Relative Rigidity, Quasiconvexity and C-Complexes [PDF]

open access: yes, 2008
We introduce and study the notion of relative rigidity for pairs $(X,\JJ)$ where 1) $X$ is a hyperbolic metric space and $\JJ$ a collection of quasiconvex sets 2) $X$ is a relatively hyperbolic group and $\JJ$ the collection of parabolics 3) $X$ is a ...
Mj, Mahan
core   +2 more sources

Convexity on Complex Hyperbolic Space

open access: yes, 2010
In a Riemannian manifold a regular convex domain is said to be $λ$-convex if its normal curvature at each point is greater than or equal to $λ$. In a Hadamard manifold, the asymptotic behaviour of the quotient $\vol(Ω(t))/\vol(\partialΩ(t))$ for a family of $λ$-convex domains $Ω(t)$ expanding over the whole space has been studied and general bounds for
Abardia, Judit, Gallego, Eduardo
openaire   +3 more sources

M-hyperbolic real subsets of complex spaces [PDF]

open access: yesPacific Journal of Mathematics, 1996
Let \(M\) be a complex space and \(V\) a subset of \(M\). The authors introduce a pseudodistance \(k_{V,M}\) on \(V\) which is an analog of the Kobayashi pseudodistance using holomorphic maps from the unit disk into \(M\) sending the open interval \((-1,1)\) into \(V\). They show that \(k_{V,M}\) decreases under a certain class of maps.
Gigante, Giuliana   +2 more
openaire   +3 more sources

Hyperbolic ends with particles and grafting on singular surfaces [PDF]

open access: yes, 2019
We prove that any 3-dimensional hyperbolic end with particles (cone singularities along infinite curves of anglesless than \pi) admits a unique foliation by constant Gauss curvature surfaces. Using a form of duality between hyperbolic ends with particles
Chen, Q., Schlenker, J.
core   +2 more sources

Hypersurfaces in the complex hyperbolic space

open access: yesMatemática Contemporânea, 1991
Announcement of results contained in the authors' paper [Trans. Am. Math. Soc. 339, No. 2, 685-702 (1993; Zbl 0797.53051); corrected in ibid. 347, No. 8, 3177 (1995; Zbl 0842.53040)].
Susana Fornari   +2 more
openaire   +2 more sources

A nonuniform popularity-similarity optimization (nPSO) model to efficiently generate realistic complex networks with communities

open access: yesNew Journal of Physics, 2018
The investigation of the hidden metric space behind complex network topologies is a fervid topic in current network science and the hyperbolic space is one of the most studied, because it seems associated to the structural organization of many real ...
Alessandro Muscoloni   +1 more
doaj   +1 more source

Characterization and optimization of satellite complex networks based on hyperbolic space

open access: yesDigital Communications and Networks
In recent years, the rapid advancement of mega-constellations in Low Earth Orbit (LEO) has led to the emergence of satellite communication networks characterized by a complex interplay between high- and low-altitude orbits and by unprecedented scale ...
Yuanzhi He   +5 more
doaj   +1 more source

Mixed foliate CR-submanifolds in a complex hyperbolic space are non-proper

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1988
It was conjectured in [1 II] (also in [2]) that mixed foliate CR-submanifolds in a complex hyperbolic space are either complex submanifolds or totally real submanifolds. In this paper we give an affirmative solution to this conjecture.
Bang-Yen Chen, Bao-Qiang Wu
doaj   +1 more source

Classification of Pseudo-Riemannian submersions with totally geodesic fibres from pseudo-hyperbolic spaces

open access: yes, 2012
We classify pseudo-Riemannian submersions with connected totally geodesic fibres from a real pseudo-hyperbolic space onto a pseudo-Riemannian manifold. Also, we obtain the classification of the pseudo-Riemannian submersions with (para-)complex connected ...
Baditoiu, Gabriel
core   +1 more source

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