Generalizations of harmonic and refined Rayleigh-Ritz

[摘要]

[学科分类] 数学（综合）

[关键词] Rational harmonic Rayleigh–Ritz;rightmost eigenvalue;structured eigenproblem;Hamiltonian matrix;Rayleigh–Ritz;harmonic Rayleigh–Ritz;refined Rayleigh–Ritz;subspace method;subspace extraction;Jacobi–Davidson