Applications of non-orthogonal Laguerre function basis in helium atom

DOI10.1016/J.AMC.2004.05.002zbMath1074.81069OpenAlexW1969726730MaRDI QIDQ1774900

Agus Kartono, Toto Winata, Sukirno

Publication date: 4 May 2005

Published in: Applied Mathematics and Computation (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.amc.2004.05.002

zbMATH Keywords

Pollaczek polynomialGauss quadratureFrozen-core approximationHelium atom wave functionsNon-orthogonal Laguerre

Mathematics Subject Classification ID

Orthogonal polynomials and functions of hypergeometric type (Jacobi, Laguerre, Hermite, Askey scheme, etc.) (33C45) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Atomic physics (81V45) Approximate quadratures (41A55) Other special orthogonal polynomials and functions (33C47) Systems arising from the discretization of structural vibration problems (70J50)

Cites Work

• The attractive Coulomb potential polynomials
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