Výsledky vyhľadávania - Computational methods for problems pertaining to astronomy and astrophysics

A Four-State Hll Riemann Solver for Numerical Simulation of Magneto-Hydrodynamics Based on the Least Squares Solution for the Middle Wave ⋆: A four-state HLL Riemann solver for numerical simulation of magneto-hydrodynamics based on the least squares solution for the middle wave

Autori: Xi, Xinyue Guo, Xiaocheng Wang, Chi

Zdroj: Communications in Computational Physics. 37:675-700

Predmety: HLLC-Linde, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Computational methods for problems pertaining to astronomy and astrophysics, HLLD, Magnetohydrodynamics and electrohydrodynamics, Riemann solver, General questions in geophysics, magnetohydrodynamics

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/8033891
https://doi.org/10.4208/cicp.oa-2024-0132

Parallel/Vector Integration Methods for Dynamical Astronomy: Parallel/vector integration methods for dynamical astronomy

Autori: Toshio Fukushima

Zdroj: Impact of Modern Dynamics in Astronomy ISBN: 9789401059305

Predmety: extrapolation method, Computational methods for problems pertaining to astronomy and astrophysics, folding technique, Parallel numerical computation, symplectic integrator, Computational methods for problems pertaining to mechanics of particles and systems, all-purpose method, 01 natural sciences, parallelization, Picard-Chebyshev method, fixed point iterations, implicit integrators with multiple corrections, Celestial mechanics, 0103 physical sciences, trial integrations, Chebyshev polynomials

Popis súboru: application/xml

Prístupová URL adresa: https://www.cambridge.org/core/services/aop-cambridge-core/content/view/54B198E8FA1431488C8683F21C295455/S0252921100072584a.pdf/div-class-title-parallel-vector-integration-methods-for-dynamical-astronomy-div.pdf
https://zbmath.org/1442265
https://doi.org/10.1023/a:1008311500582
https://rd.springer.com/chapter/10.1007/978-94-011-4527-5_23
https://ui.adsabs.harvard.edu/abs/1999imda.coll..231F/abstract
https://link.springer.com/content/pdf/10.1023/A:1008311500582.pdf
https://link.springer.com/chapter/10.1007/978-94-011-4527-5_23

EFFICIENT COMPUTATION OF MAGNETO-HYDRODYNAMIC PHENOMENA IN ASTROPHYSICS BY CCUP-MOCCT METHOD: Efficient computation of magneto-hydrodynamic phenomena in astrophysics by CCUP-MOCCT method

Autori: Takahiro Kudoh Kazunari Shibata Youichi Ogata a ďalší

Zdroj: International Journal of Computational Methods. :201-225

Predmety: Other numerical methods (fluid mechanics), Computational methods for problems pertaining to astronomy and astrophysics, 0103 physical sciences, Magnetohydrodynamics and electrohydrodynamics, Poisson equation, 01 natural sciences, Parker instability

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/2213444
https://doi.org/10.1142/s021987620400006x
https://www.worldscientific.com/doi/abs/10.1142/S021987620400006X

Computational methods for nucleosynthesis and nuclear energy generation

Autori: Friedrich-Karl Thielemann William Raphael Hix

Zdroj: Journal of Computational and Applied Mathematics. 109:321-351

Predmety: Computational methods for problems pertaining to astronomy and astrophysics, Applied Mathematics, nuclear astrophysics, Astrophysics (astro-ph), Nuclear physics, FOS: Physical sciences, Astrophysics, Computational methods for problems pertaining to quantum theory, 7. Clean energy, 01 natural sciences, Computational Mathematics, 0103 physical sciences, Nuclear astrophysics, Nucleosynthesis

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/astro-ph/9906478
https://zbmath.org/1367809
https://doi.org/10.1016/s0377-0427(99)00163-6
https://www.arxiv-vanity.com/papers/astro-ph/9906478/
https://ui.adsabs.harvard.edu/abs/1999JCoAM.109..321H/abstract
https://www.sciencedirect.com/science/article/abs/pii/S0377042799001636
https://www.sciencedirect.com/science/article/pii/S0377042799001636

A mapping method for the gravitational few-body problem with dissipation

Autori: Renu Malhotra

Zdroj: Celestial Mechanics & Dynamical Astronomy. 60:373-385

Predmety: long-term evolution, Computational methods for problems pertaining to astronomy and astrophysics, Astrophysics (astro-ph), FOS: Physical sciences, Computational methods for problems pertaining to mechanics of particles and systems, small non- gravitational forces, Astrophysics, Nonlinear Sciences - Chaotic Dynamics, 01 natural sciences, mixed variable symplectic integrators, Celestial mechanics, 0103 physical sciences, Solar system dynamics, Chaotic Dynamics (nlin.CD)

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/astro-ph/9407052
https://zbmath.org/754620
https://doi.org/10.1007/bf00691903
https://arizona.pure.elsevier.com/en/publications/a-mapping-method-for-the-gravitational-few-body-problem-with-diss
https://ui.adsabs.harvard.edu/abs/1994CeMDA..60..373M/abstract
https://link.springer.com/content/pdf/10.1007/BF00691903.pdf
https://link.springer.com/article/10.1007/BF00691903
https://repository.exst.jaxa.jp/dspace/handle/a-is/310142
https://ntrs.nasa.gov/search.jsp?R=19950035370
https://arxiv.org/abs/astro-ph/9407052
https://arxiv.org/pdf/astro-ph/9407052.pdf

A method for computing compressible, highly stratified flows in astrophysics based on operator splitting

Autori: A. Hujeirat Rolf Rannacher

Zdroj: International Journal for Numerical Methods in Fluids. 28:1-22

Predmety: Reaction effects in flows, Computational methods for problems pertaining to astronomy and astrophysics, third-order upwinding, Gas dynamics (general theory), Finite volume methods applied to problems in fluid mechanics, boundary layer, adaptive time step control, monotonic multilevel grid distribution, time-dependent Navier-Stokes equations, second-order finite volume scheme, second-order time discretization, hydrodynamical code, Hydrodynamic and hydromagnetic problems in astronomy and astrophysics, accretion disk

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/1235103
https://doi.org/10.1002/(sici)1097-0363(19980715)28:1<1::aid-fld690>3.0.co;2-b
http://ui.adsabs.harvard.edu/abs/1998IJNMF..28....1H/abstract

Computational Simulation of Plasmas: Computational simulation of plasmas

Autori: Bell, A

Zdroj: Plasma Physics ISBN: 9789401059992

Predmety: Research exposition (monographs, survey articles) pertaining to fluid mechanics, laser-produced plasmas, high-density collision-dominated plasmas, low-density collisionless plasmas, astrophysical plasmas, Computational methods for problems pertaining to astronomy and astrophysics, 0103 physical sciences, Ionized gas flow in electromagnetic fields, plasmic flow, particle models, fluid models, Finite difference methods applied to problems in optics and electromagnetic theory, 01 natural sciences, Finite difference methods applied to problems in fluid mechanics

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/1338017
https://doi.org/10.1023/a:1001112314064
https://link.springer.com/content/pdf/10.1023/A:1001112314064.pdf
http://ui.adsabs.harvard.edu/abs/1997Ap&SS.256...13B/abstract
https://ora.ox.ac.uk/objects/uuid:683cd90d-7662-4e00-b80d-166d2a674ba0

The classical stellar atmosphere problem

Autori: Klaus Werner Stefan Dreizler

Zdroj: Journal of Computational and Applied Mathematics. 109:65-93

Predmety: radiation transfer equations, Computational methods for problems pertaining to astronomy and astrophysics, Applied Mathematics, Astrophysics (astro-ph), FOS: Physical sciences, Numerical methods for integral equations, Astrophysics, 01 natural sciences, Integro-partial differential equations, Computational Mathematics, stellar atmosphere, hydrostatic, radiative and statistical equilibrium, Radiative transfer in astronomy and astrophysics, 0103 physical sciences, Galactic and stellar structure, accelerated Lambda iteration

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/astro-ph/9906130
https://www.sciencedirect.com/science/article/pii/S0377042799001545
http://ui.adsabs.harvard.edu/abs/1999JCoAM.109...65W/abstract

A tutorial history of least squares with applications to astronomy and geodesy

Autori: Yyes Nievergelt

Zdroj: Journal of Computational and Applied Mathematics. 121:37-72

Predmety: History, Numerical solutions to overdetermined systems, pseudoinverses, Computational methods for problems pertaining to astronomy and astrophysics, unitary factorizations, historical survey, 01 natural sciences, Least squares, Numerical mathematical programming methods, Constrained, Weighted, geodesy, 0101 mathematics, Ordinary, History of mathematics in the 20th century, singular-value decompositions, numerical examples, Computational methods for problems pertaining to geophysics, curve and surface fitting, Applied Mathematics, History of numerical analysis, astronomy, Computational Mathematics, History of mathematics in the 19th century, Numerical smoothing, curve fitting, weighted and total least squares, Total

Popis súboru: application/xml

Prístupová URL adresa: https://ui.adsabs.harvard.edu/abs/2000JCoAM.121...37N/abstract
https://www.sciencedirect.com/science/article/abs/pii/S0377042700003435
https://dialnet.unirioja.es/servlet/articulo?codigo=700165
https://www.mendeley.com/catalogue/a043346d-8ef3-36be-968b-faab4ccb1cda/
https://www.sciencedirect.com/science/article/pii/S0377042700003435
https://perso.uclouvain.be/alphonse.magnus/num1a/niever.pdf

Restoration of chopped and nodded images in infrared astronomy

Autori: BERTERO, MARIO BOCCACCI, PATRIZIA DI BENEDETTO, FABIO a ďalší

Zdroj: Inverse Problems. 15:345-372

Predmety: Image reconstruction, Infrared imaging, iterative regularization method, Ill-posedness and regularization problems in numerical linear algebra, thermal infrared astronomy, Computational methods for problems pertaining to astronomy and astrophysics, projected Landweber method, Galactic and stellar structure, restoration of chopped and nodded images, 0101 mathematics, 01 natural sciences, nonnegative solutions

Popis súboru: application/xml

Prístupová URL adresa: https://core.ac.uk/display/54719670
https://www.disi.unige.it/person/BerteroM/papers-PDF/Chop_Nod1999.pdf
http://ui.adsabs.harvard.edu/abs/1999InvPr..15..345B/abstract
https://hdl.handle.net/11567/188546

A Nonnegatively Constrained Convex Programming Method for Image Reconstruction: A nonnegatively constrained convex programming method for image reconstruction

Autori: Johnathan M. Bardsley Curtis R. Vogel

Zdroj: SIAM Journal on Scientific Computing. 25:1326-1343

Predmety: Convex programming, numerical examples, preconditioner, convergence, large-scale convex minimization problem, Computational methods for problems pertaining to astronomy and astrophysics, Tikhonov regularization, conjugate gradient iteration, Methods of quasi-Newton type, stability, active set method, 01 natural sciences, constrained optimization, Numerical mathematical programming methods, Newton method, Image processing (compression, reconstruction, etc.) in information and communication theory, 0101 mathematics, astronomical imaging

Popis súboru: application/xml

Comparison of Numerical Methods for the Integration of Natural Satellite Systems: Comparison of numerical methods for the integration of natural satellite systems

Autori: M. Gousidou-Koutita Katerina G. Hadjifotinou

Zdroj: Celestial Mechanics and Dynamical Astronomy. 70:99-113

Predmety: Gauss-Jackson backward difference method, recurrent power series, 0209 industrial biotechnology, Runge-Kutta-Nyström embedded method, Computational methods for problems pertaining to astronomy and astrophysics, system of satellites, 02 engineering and technology, Computational methods for problems pertaining to mechanics of particles and systems, 01 natural sciences, \(n\)-body problems, Celestial mechanics, 0103 physical sciences, Saturnian satellite system, point-mass planet

Popis súboru: application/xml

Prístupová URL adresa: https://link.springer.com/content/pdf/10.1023/A:1026475908041.pdf
https://link.springer.com/article/10.1023/A%3A1026475908041
https://ui.adsabs.harvard.edu/abs/1998CeMDA..70...99H/abstract

Inversion of second-difference operators with application to infrared astronomy

Autori: Mario Bertero Massimo Robberto Patrizia Boccacci

Zdroj: Inverse Problems. 19:1427-1443

Predmety: Signal theory (characterization, reconstruction, filtering, etc.), non-negative least-squares solution, Numerical solutions to overdetermined systems, pseudoinverses, iterative algorithm, Computational methods for problems pertaining to astronomy and astrophysics, Image reconstruction, Infrared astronomy, image restoration, least-squares problem, 01 natural sciences, ill-conditioned, Dirichlet boundary conditionsl inversion formula, second-difference operator, Ill-posedness and regularization problems in numerical linear algebra, numerical stability, Radiative transfer in astronomy and astrophysics, Difference operators, inverse operator, 14. Life underwater, Numerical methods for functional equations, 0101 mathematics, astronomical imaging

Popis súboru: application/xml

Prístupová URL adresa: http://iopscience.iop.org/article/10.1088/0266-5611/19/6/011/pdf
http://ui.adsabs.harvard.edu/abs/2003InvPr..19.1427B/abstract
https://iopscience.iop.org/article/10.1088/0266-5611/19/6/011/pdf
https://core.ac.uk/display/54750161
https://hdl.handle.net/11567/245495

An optimal control method for computation of the dynamical correction of the systematic errors in celestial reference frames

Autori: Juan Antonio López Miguel J. Martínez F. J. Marco

Zdroj: Journal of Computational Methods in Sciences and Engineering. 4:57-64

Predmety: Computational methods for problems pertaining to astronomy and astrophysics, Celestial mechanics, 0103 physical sciences, Statistical astronomy, 01 natural sciences, Control problems involving ordinary differential equations

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/2156348
https://dblp.uni-trier.de/db/journals/jcmse/jcmse4.html#LopezMM04
https://content.iospress.com/articles/journal-of-computational-methods-in-sciences-and-engineering/jcm00008
https://dl.acm.org/doi/10.5555/1411367.1411375
http://dblp.uni-trier.de/db/journals/jcmse/jcmse4.html#LopezMM04

Numerical solution of the expanding stellar atmosphere problem

Autori: Peter H. Hauschildt E. Baron

Zdroj: Journal of Computational and Applied Mathematics. 109:41-63

Predmety: novae, parallel numerical algorithms, supernovae, Computational methods for problems pertaining to astronomy and astrophysics, Applied Mathematics, Astrophysics (astro-ph), iteration schemes, FOS: Physical sciences, Stellar atmospheres, Parallel numerical computation, Numerical methods for integral equations, Astrophysics, 01 natural sciences, NLTE, Integro-partial differential equations, Computational Mathematics, radiative transfer, Radiative transfer in astronomy and astrophysics, 0103 physical sciences, Galactic and stellar structure, stellar winds, Radiative transfer, Parallel Numerical algorithms

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/astro-ph/9808182
https://www.sciencedirect.com/science/article/pii/S0377042799001533
http://ui.adsabs.harvard.edu/abs/1999JCoAM.109...41H/abstract

A new procedure for the solution of the classical problem of minimal orbit determination from three lines of sight

Autori: R. H. Gooding

Zdroj: CELESTIAL MECHANICS AND DYNAMICAL ASTRONOMY. 66:387-423

Predmety: 0203 mechanical engineering, Computational methods for problems pertaining to astronomy and astrophysics, Celestial mechanics, 0103 physical sciences, 02 engineering and technology, Computational methods for problems pertaining to mechanics of particles and systems, 01 natural sciences

Popis súboru: application/xml

Prístupová URL adresa: https://link.springer.com/article/10.1007/BF00049379
http://ui.adsabs.harvard.edu/abs/1996CeMDA..66..387G/abstract
https://link.springer.com/content/pdf/10.1007/BF00049379.pdf

Morphological Classification of Galaxies using Computer Vision and Artificial Neural Networks: A Computational Scheme: Morphological classification of galaxies using computer vision and artificial neural networks: A computational scheme

Autori: Shaukat N. Goderya Shawn M. Lolling

Zdroj: Astrophysics and Space Science. 279:377-387

Predmety: Computational methods for problems pertaining to astronomy and astrophysics, Astronomy and astrophysics, Pattern recognition, speech recognition, Computer graphics, computational geometry (digital and algorithmic aspects), computational scheme, 0103 physical sciences, automatic galaxy classifier, 01 natural sciences

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/1783482
https://doi.org/10.1023/a:1015193432240
https://link.springer.com/article/10.1023/A%3A1015193432240
https://link.springer.com/10.1023/A:1015193432240
http://ui.adsabs.harvard.edu/abs/2002Ap&SS.279..377G/abstract

Unified Symbolic Algorithm of Gauss Method for Near-Parabolic Orbits: Unified symbolic algorithm of Gauss method for near-parabolic orbits

Autori: Amr A. Sharaf A. S. Saad Mohammed Adel Sharaf

Zdroj: Celestial Mechanics and Dynamical Astronomy. 70:201-214

Predmety: elliptic case, Computational methods for problems pertaining to astronomy and astrophysics, near-parabolic orbits, Computational methods for problems pertaining to mechanics of particles and systems, Symbolic computation and algebraic computation, Gauss method, 01 natural sciences, Mathematica package, Celestial mechanics, 0103 physical sciences, hyperbolic case, 0101 mathematics, unified algorithm, Kepler's equation

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/1287756
https://doi.org/10.1023/a:1008339612666
http://ui.adsabs.harvard.edu/abs/1998CeMDA..70..201S/abstract
https://link.springer.com/content/pdf/10.1023/A:1008339612666.pdf
https://link.springer.com/article/10.1023/A:1008339612666

AMRA: An Adaptive Mesh Refinement hydrodynamic code for astrophysics: AMRA: An adaptive mesh refinement hydrodynamic code for astrophysics

Autori: Tomasz Plewa Ewald Müller

Zdroj: Computer Physics Communications. 138:101-127

Predmety: daptive mesh refinement, numerical hydrodynamics, Other numerical methods (fluid mechanics), parallel computing, Computational methods for problems pertaining to astronomy and astrophysics, numerical methods, Astrophysics (astro-ph), 0103 physical sciences, FOS: Physical sciences, numerical astrophysics, Astrophysics, Hydrodynamic and hydromagnetic problems in astronomy and astrophysics, 01 natural sciences

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/pdf/astro-ph/0010626v1.pdf
http://arxiv.org/abs/astro-ph/0010626
https://arxiv.org/abs/astro-ph/0010626
https://arxiv.org/pdf/astro-ph/0010626
https://www.sciencedirect.com/science/article/pii/S0010465501001990
http://ui.adsabs.harvard.edu/abs/2001CoPhC.138..101P/abstract

The viscous gas ring as an astrophysical test problem for a viscous SPH-code

Autori: H. Riffert R Speith

Zdroj: Journal of Computational and Applied Mathematics. 109:231-242

Predmety: SPH benchmark problem, smoothed particle hydrodynamics, Computational methods for problems pertaining to astronomy and astrophysics, Applied Mathematics, Gas dynamics (general theory), analytic solution, Numerical hydrodynamics, 01 natural sciences, Computational Mathematics, Particle methods, 0103 physical sciences, viscous gas ring, Particle methods and lattice-gas methods, Navier-Stokes equations, central mass, Hydrodynamic and hydromagnetic problems in astronomy and astrophysics, kinematic viscosity

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/1367805
https://doi.org/10.1016/s0377-0427(99)00160-0
https://ui.adsabs.harvard.edu/abs/1999JCoAM.109..231S/abstract
https://www.sciencedirect.com/science/article/pii/S0377042799001600
https://www.sciencedirect.com/science/article/abs/pii/S0377042799001600#!