Solving the Richardson equations close to the critical points

DOI10.1088/0305-4470/39/37/002zbMath1103.82033arXivmath-ph/0609022OpenAlexW3106529833WikidataQ62591527 ScholiaQ62591527MaRDI QIDQ5492700

J. Dukelsky, C. Esebbag, Fabio Dominguez

Publication date: 16 October 2006

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math-ph/0609022

zbMATH Keywords

critical pointsbosonfermionquantum many-body systemssingle-particle energyexactly-solvable modelspairing Hamiltonian

Mathematics Subject Classification ID

Statistical mechanics of superconductors (82D55) Critical phenomena in equilibrium statistical mechanics (82B27)

Related Items (2)

Generalized Heine–Stieltjes and Van Vleck polynomials associated with two-level, integrable BCS models ⋮ Numerical algorithm for the standard pairing problem based on the Heine-Stieltjes correspondence and the polynomial approach

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