Results 21 to 30 of about 1,596 (215)

The Apollonian Staircase

open access: yesInternational Mathematics Research Notices, 2023
Abstract A circle of curvature $n\in \mathbb{Z}^+$ is a part of finitely many primitive integral Apollonian circle packings. Each such packing has a circle of minimal curvature $-c\leq 0$, and we study the distribution of $c/n$ across all primitive integral packings containing a circle of curvature $n$.
openaire   +3 more sources

The Apollonian Packing of Circles [PDF]

open access: yesProceedings of the National Academy of Sciences, 1943
Not ...
Kasner, Edward, Supnick, Fred
openaire   +3 more sources

In die gees van die Dionisiese: Marlene van Niekerk se aanhangersbrief aan Freddy Mercury

open access: yesTydskrif vir Letterkunde, 2022
Drawing on Nietzsche’s dichotomy between the Apollonian and Dionysian principles pertaining to classic tragedy, in this article, I consider the poem “Fan mail Freddy Mercury” by Marlene van Niekerk, from Kaar (2013) from that perspective.
Marius Crous
doaj   +1 more source

Toward the “overthrow of Platonism”: Processist critical social ontology and ameliorative discourse

open access: yesEuropean Journal of Philosophy, Volume 31, Issue 3, Page 622-638, September 2023., 2023
Abstract In this article, I argue that, for the purpose of developing an effective critical social ontology about gender groups, it is not simply sufficient to carve gender groups at their joints: one must have in view whether the metaphysical categories we use to make sense of gender groups are prone to ideological distortion and vitiation.
Paul Giladi
wiley   +1 more source

Degree distribution of random Apollonian network structures and Boltzmann sampling [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2007
Random Apollonian networks have been recently introduced for representing real graphs. In this paper we study a modified version: random Apollonian network structures (RANS), which preserve the interesting properties of real graphs and can be handled ...
Alexis Darrasse, Michèle Soria
doaj   +1 more source

Cold Compaction and Macro‐Porosity Removal in Rubble‐Pile Asteroids: 1. Theory

open access: yesJournal of Geophysical Research: Planets, Volume 127, Issue 10, October 2022., 2022
Abstract Many asteroids are likely to be have been shattered by collisions into fragments and reaccumulated as gravitationally‐bound rubble piles. These bodies may contain large porosities, although this picture may be complicated by compaction inside the asteroid body. Estimates of asteroid mass and volume imply a negative correlation between size and
Zhongtian Zhang   +2 more
wiley   +1 more source

Polygon-Based Hierarchical Planar Networks Based on Generalized Apollonian Construction

open access: yesPhysics, 2021
Experimentally observed complex networks are often scale-free, small-world and have an unexpectedly large number of small cycles. An Apollonian network is one notable example of a model network simultaneously having all three of these properties.
Mikhail V. Tamm   +2 more
doaj   +1 more source

Three‐Dimensional Discrete Element Analysis of Crushing Characteristics of Calcareous Sand Particles

open access: yesGeofluids, Volume 2022, Issue 1, 2022., 2022
Particle crushing is an important factor affecting the mechanical characteristics of calcareous sand, but at present, most of relative studying methods rely on physical experiments. In order to study the influence of particle crushing characteristics on the micromechanics of calcareous sand, the 14‐fragment replacement method satisfying the Apollonian ...
Zucheng Lu   +6 more
wiley   +1 more source

Reach‐Avoid Games with a Time Limit and Detection Range: A Geometric Approach

open access: yesComplexity, Volume 2022, Issue 1, 2022., 2022
The reach‐avoid game theory is an ideal tool to handle the conflicts among intelligent agents and has been previously studied assuming full state information and no time limits on the players in the past decades. In this article, we extend the problem by requiring the defender to detect the attacker and adding maximum operation time constraints to the ...
Xi Chen   +5 more
wiley   +1 more source

The Madwoman in the Antique:Body and Gaze in Conrad’s ‘The Return’

open access: yesMiranda: Revue Pluridisciplinaire du Monde Anglophone, 2015
“The Return” is often considered one of Conrad’s less successful works and yet it offers an acerbic, if oblique, critique of Victorian approach to gender and morality.
Christine Vandamme
doaj   +1 more source

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