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14 works

Work: Some properties of the quartic numerical range for 4x4 operator matrices

  1. Ground state(s) of the spin-boson hamiltonian

    Herbert Spohn

    Article198913 citations
    ABI
  2. Topics in Statistical and Theoretical Physics

    Dobrušin, Roland L., Berezin, Feliks A. 1931-1980

    Book199613 citations
    ABI
  3. Spectral properties of the spin-boson Hamiltonian

    Matthias Hübner, Herbert Spohn

    Article19959 citations
    ABI
  4. Der Wertvorrat einer Bilinearform

    Felix Hausdorff

    Article19196 citations
    ABI
  5. Perturbation theory for linear operators

    Tosio Kato

    Book19665 citations
    ABI
  6. Zur Theorie der beschränkten Bilinearformen

    Aurel Wintner

    Article19295 citations
    ABI
  7. SPECTRAL DECOMPOSITION OF SOME NONSELFADJOINT BLOCK OPERATOR MATRICES

    Heinz Langer, Christiane Tretter

    Article20072 citations
    ABI
  8. Communications in Mathematical Physics

    Other20132 citations
    ABI
  9. Spectral Theory of Block Operator Matrices and Applications

    Christiane Trette

    Book20082 citations
    ABI