Algebraic treatment of non-Hermitian quadratic Hamiltonians
DOI10.1007/s10910-020-01165-8zbMath1448.81323arXiv1605.01662OpenAlexW3083724980WikidataQ114225653 ScholiaQ114225653MaRDI QIDQ2201047
Publication date: 24 September 2020
Published in: Journal of Mathematical Chemistry (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/1605.01662
algebraic methodquadratic Hamiltonianexceptional pointadjoint matrixunitary symmetryantiunitary symmetry
Eigenvalues, singular values, and eigenvectors (15A18) Applications of Lie groups to the sciences; explicit representations (22E70) Finite-dimensional groups and algebras motivated by physics and their representations (81R05) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05) Operator algebra methods applied to problems in quantum theory (81R15) Nonselfadjoint operator theory in quantum theory including creation and destruction operators (81Q12)
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