We now discuss the operator calculus anticipated in Chap. 12. This calculus allows us to do computations within quantum equilibrium in a very efficient and concise way. The core element is the spectral theorem for self-adjoint operators, which establishes a precise connection between operator-valued measures and self-adjoint operators.
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References
M. Reed, B. Simon: Methods of Modern Mathematical Physics I: Functional Analysis, revised and enlarged edn. (Academic Press, San Diego, 1980)
E.B. Davies: Spectral Theory and Differential Operators, Cambridge Studies in Advanced Mathematics, Vol. 42 (Cambridge University Press, Cambridge, 1995)
M. Reed, B. Simon: Methods of Modern Mathematical Physics. II. Fourier Analysis, Self-Adjointness (Academic Press [Harcourt Brace Jovanovich Publishers], New York, 1975)
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Dürr, D., Teufel, S. (2009). Measures and Operators. In: Bohmian Mechanics. Springer, Berlin, Heidelberg. https://doi.org/10.1007/b99978_15
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DOI: https://doi.org/10.1007/b99978_15
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