Results 41 to 50 of about 444,519 (336)

Analysis on the impact of router alias resolution

open access: yesTongxin xuebao, 2012
Router alias resolution is one of hard problems and important steps for router level Internet topology measurement based on traceroute mechanism,and the topology characteristic of the generated router level topology graph has close relationship with the ...
Jian REN, Yu JIANG, Ge GAO
doaj   +2 more sources

Higher spectral flow and an entire bivariant JLO cocycle

open access: yes, 2012
Given a smooth fibration of closed manifolds and a family of generalised Dirac operators along the fibers, we define an associated bivariant JLO cocycle. We then prove that, for any $\ell \geq 0$, our bivariant JLO cocycle is entire when we endow smoooth
Benameur, Moulay-Tahar, Carey, Alan L.
core   +3 more sources

Bubbling AdS and droplet descriptions of BPS geometries in IIB supergravity [PDF]

open access: yes, 2007
This paper focuses on supergravity duals of BPS states in N=4 super Yang-Mills. In order to describe these duals, we begin with a sequence of breathing mode reductions of IIB supergravity: first on S^3, then S^3 x S^1, and finally on S^3 x S^1 x CP^1. We
A. Donos   +27 more
core   +5 more sources

Degree-Based Topological Indices

open access: yesCroatica Chemica Acta, 2013
The degree of a vertex of a molecular graph is the number of first neighbors of this vertex. A large number of molecular-graph-based structure descriptors (topological indices) have been conceived, depending on vertex degrees. We summarize their main properties, and provide a critical comparative study thereof.
openaire   +4 more sources

Some Results on Soft Multi Topology

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2013
In this article, at first we recall the concept of soft multiset. Then some results which we obtained on soft multisets were given. Moreover, in this paper, the notion of soft multi topology was introduced and some results on soft multi topology and the ...
Deniz Tokat
doaj   +1 more source

Topology optimization for elastic base under rectangular plate subjected to moving load

open access: yesArchives of Control Sciences, 2015
Distribution optimization of elastic material under elastic isotropic rectangular thin plate subjected to concentrated moving load is investigated in the present paper. The aim of optimization is to damp its vibrations in finite (fixed) time.
Jilavyan Samvel H.   +1 more
doaj   +1 more source

Principal bundle structure of matrix manifolds

open access: yes, 2017
In this paper, we introduce a new geometric description of the manifolds of matrices of fixed rank. The starting point is a geometric description of the Grassmann manifold $\mathbb{G}_r(\mathbb{R}^k)$ of linear subspaces of dimension ...
Billaud-Friess, Marie   +2 more
core   +2 more sources

On the solitons of the Chern-Simons-Higgs model [PDF]

open access: yes, 1998
Several issues concerning the self-dual solutions of the Chern-Simons-Higgs model are addressed. The topology of the configuration space of the model is analysed when the space manifold is either the plane or an infinite cylinder.
Fuertes, W. Garcia, Guilarte, J. Mateos
core   +2 more sources

Orderability and continuous selections for Wijsman and Vietoris hyperspaces

open access: yesApplied General Topology, 2003
Bertacchi and Costantini obtained some conditions equivalent to the existence of continuous selections for the Wijsman hyperspace of ultrametric Polish spaces. We introduce a new class of hypertopologies, the macro-topologies.
Debora Di Caprio, Stephen Watson
doaj   +1 more source

Adaptive Protection Method of Distribution Networks Using the Sensitivity Analysis for Changed Network Topologies Based on Base Network Topology

open access: yesIEEE Access, 2020
This paper proposes an adaptive protection method using sensitivity analysis that examines the effect of changed network topologies (CNTs) on the operation time of protective devices (PDs) for a base network topology (BNT) in a distribution network.
Mi-Gon Choi   +4 more
doaj   +1 more source

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