A nonperturbative approach to nondegeneracy of ground states in quantum field theory: Polaron models
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Publication:1393840
DOI10.1016/0022-1236(74)90062-7zbMath0277.47021OpenAlexW2075984602MaRDI QIDQ1393840
Publication date: 1974
Published in: Journal of Functional Analysis (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/0022-1236(74)90062-7
Linear symmetric and selfadjoint operators (unbounded) (47B25) Groups and semigroups of linear operators (47D03) Scattering theory of linear operators (47A40)
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