Results 11 to 20 of about 288,498 (316)

Direct N-body simulations [PDF]

open access: yesJournal of Computational and Applied Mathematics, 1999
32 pages, 13 figures, in press in Riffert, H., Werner K. (eds), Computational Astrophysics, The Journal of Computational and Applied Mathematics (JCAM), Elsevier Press, Amsterdam ...
Spurzem, Rainer, Rainer Spurzem
openaire   +3 more sources

Relativistic N-body simulations with massive neutrinos [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2017
26 pages + appendix, 17 figures; v2: minor revision, published version; code available at https://github.com/gevolution-code/gevolution-1 ...
Adamek, Julian   +2 more
openaire   +6 more sources

TimThuering/N-Body-Simulation: Version 1.1 [PDF]

open access: yes, 2023
<p>SYCL code for n-body simulations with the naive algorithm and the Barnes-Hut algorithm</p ...
Marcel Breyer, Tim Thüring
core   +1 more source

Dual Hierarchy for Gravitational n-body [PDF]

open access: yes, 2023
The n-body problem is the simulation of pair-wise interactions between n objects. This problem appears in many forms, with the classic example being the modeling of gravitational forces between point masses, necessary for cosmological simulations.
Campolattaro, Jackson (author)
core  

A DETERMINATION OF DARK MATTER BISPECTRUM WITH A LARGE SET OF N-BODY SIMULATIONS [PDF]

open access: yes, 2009
We use a set of numerical N-body simulations to study the large-scale behavior of the reduced bispectrum of dark matter and compare the results with the second-order perturbation theory and the halo models for different halo mass functions.
Guo, H., Jing, Y. P.
core   +1 more source

The complexity of N-body simulation [PDF]

open access: yes, 1993
The n-body simulation problem is stated as follows: Given initial positions and velocities of n particles that have pair-wise force interactions, simulate the movement of these particles so as to determine the positions of the particles at a future time.
John H. Reif, Stephen R. Tate
openaire   +1 more source

Revisiting Vainshtein Screening for fast N-body simulations [PDF]

open access: yes, 2023
We revisit a method to incorporate the Vainshtein screening mechanism in N-body simulations proposed by R. Scoccimarro in~\cite{Scoccimarro:2009eu}. We further extend this method to cover a subset of Horndeski theories that evade the bound on the speed ...
Koyama, K.   +5 more
core   +2 more sources

Investigating rotation in young massive clusters by means of hydrodynamical and direct N-body simulations [PDF]

open access: yes, 2022
One of the main open questions of star formation is the process of star clusters aggregation. In my thesis I investigate the kinematical features of embedded star clusters through hydrodynamical and N-body simulations.
Di Carlo, Ugo Niccolò
core  

Toward data-driven many-body simulations of biomolecules in solution: N-methyl acetamide as a proxy for the protein backbone [PDF]

open access: yes, 2023
The development of molecular models with quantum-mechanical accuracy for predictive simulations of biomolecular systems has been a long standing goal in the field of computational biophysics and biochemistry.
Marc, Riera   +2 more
core   +1 more source

On Distributed Gravitational N-Body Simulations

open access: yesCoRR, 2022
The N-body problem is a classic problem involving a system of N discrete bodies mutually interacting in a dynamical system. At any moment in time there are N*(N - 1)/2 such interactions occurring. This scaling as N^2 leads to computational difficulties where simulations range from tens of thousands of bodies to many millions.
openaire   +2 more sources

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