PairDiagSph: generalization of the exact pairing diagonalization program for spherical systems

DOI10.1016/J.CPC.2021.107897zbMath1523.81102arXiv2009.12253MaRDI QIDQ6161939

Chong Qi, Xin Guan, Xiaoyu Liu, Zhong Liu

Publication date: 5 June 2023

Published in: Computer Physics Communications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2009.12253

zbMATH Keywords

diagonalizationspherical systemexact pairing solutionquasi-spin algebra

Mathematics Subject Classification ID

Estimates of eigenvalues in context of PDEs (35P15) Hamilton's equations (70H05) Iterative numerical methods for linear systems (65F10) Spinor and twistor methods applied to problems in quantum theory (81R25) Software, source code, etc. for problems pertaining to quantum theory (81-04) (S)-matrix theory, etc. in quantum theory (81U20) Problem solving in the context of artificial intelligence (heuristics, search strategies, etc.) (68T20) Spherical and hyperbolic convexity (52A55) Diagonalization, Jordan forms (15A20)

Related Items (1)

An iterative approach for the exact solution of the pairing Hamiltonian

Cites Work

• Thick-Restart Lanczos Method for Large Symmetric Eigenvalue Problems
• Numerical Methods for Large Eigenvalue Problems
• A restricted class of exact eigenstates of the pairing-force Hamiltonian
• PairDiag: an exact diagonalization program for solving general pairing Hamiltonians

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