Shift of the coordinate origin in calculating resonances by dilatation transformation

DOI10.1016/0021-9991(85)90192-5zbMath0554.65061OpenAlexW1978507968MaRDI QIDQ760190

Rodolfo Rodríguez, Francisco M. Fernández, Eduardo A. Castro, Alejandro M. Mesón, Alberto L. Maltz

Publication date: 1985

Published in: Journal of Computational Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9991(85)90192-5

zbMATH Keywords

self-adjoint Hamiltonianresonant scatteringdilatation transformationnon-Hermitian eigenvalue problem

Mathematics Subject Classification ID

Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics (81Q05) Numerical solution of eigenvalue problems involving ordinary differential equations (65L15) Ordinary differential operators (34L99)

Cites Work

• Similarity reduction of a general matrix to Hessenberg form
• THE MODIFIED LR algorithm for complex Hessenberg matrices
• Spectral properties of many-body Schrödinger operators with dilatation- analytic interactions
• Resonances in n-body quantum systems with dilatation analytic potentials and the foundations of time-dependent perturbation theory

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