Results 61 to 70 of about 2,657,287 (122)

Fractal approaches to scaling transformations to sustainability. [PDF]

open access: yesAmbio, 2023
O'Brien K   +5 more
europepmc   +1 more source

Stationary Apollonian packings [PDF]

open access: yes
The notion of stationary Apollonian packings in the d-dimensional Euclidean space is introduced as a mathematical formalization of so-called random Apollonian packings and rotational random Apollonian packings, which constitute popular grain packing ...
Hirsch, Christian   +2 more
core  

Generalized and Higher Dimensional Apollonian Packings

open access: yes, 2019
In this thesis, we show that circle, sphere, and higher dimensional sphere packings may be realized as subsets of the boundary of hyperbolic space, subject to certain symmetry conditions based on a discrete group of motions of the hyperbolic space.
Lautzenheiser, Daniel
core   +1 more source

Critical properties of the SIS model on the clustered homophilic network. [PDF]

open access: yesPhysica A, 2020
Santos FL   +5 more
europepmc   +1 more source

Regular polytopes, sphere packings and Apollonian sections [PDF]

open access: yes
In this paper, we explore the geometry and the arithmetic of a family of polytopal sphere packings induced by regular polytopes in any dimension. We prove that every integral polytope is crystallographic, and we show that there are 11 crystallographic ...
Rasskin, Iván
core   +1 more source

Le projet ERC Desert Networks dans la lettre de l'INSHS

open access: yes, 2019
Les enjeux et les réalisations du projet Desert Networks sont à l'honneur dans la lettre d'information de l'INSHS (Institut des sciences humaines et sociales du CNRS) !
Desert Networks
core  

Random walks on the Apollonian network with a single trap

open access: yes, 2009
Explicit determination of the mean first-passage time (MFPT) for the trapping problem on complex media is a theoretical challenge. In this paper, we study random walks on the Apollonian network with a trap fixed at a given hub node (i.e., node with the ...
Zhongzhi Zhang   +4 more
core   +1 more source

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