Second order superintegrable systems in three dimensions.
Miller, Willard (2005)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Miller, Willard (2005)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Meshkov, Anatoly G., Balakhnev, Maxim Ju. (2005)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Quesne, Christiane (2009)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Nishiyama, Seiya, Da Providência, João, Providência, Constança, Cordeiro, Flávio, Komatsu, Takao (2009)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Moyo, Sibusiso, Leach, P.G.L. (2005)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Eric Cancès, Gabriel Stoltz, Gustavo E. Scuseria, Viktor N. Staroverov, Ernest R. Davidson (2009)
MathematicS In Action
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The Hartree-Fock exchange operator is an integral operator arising in the Hartree-Fock model as well as in some instances of the density functional theory. In a number of applications, it is convenient to approximate this integral operator by a multiplication operator, i.e. by a local potential. This article presents a detailed analysis of the mathematical properties of various local approximations to the nonlocal Hartree-Fock exchange operator including the Slater potential, the optimized...
Klaus Bering (2011)
Archivum Mathematicum
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We give an elementary proof of Noether's first Theorem while stressing the magical fact that the global quasi-symmetry only needs to hold for one fixed integration region. We provide sufficient conditions for gauging a global quasi-symmetry.
Inozemtsev, Vladimir I., Inozemtseva, Natalia G. (2006)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Covei, Dragoş-Pătru (2005)
Acta Universitatis Apulensis. Mathematics - Informatics
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