Amnesty
发表于 2025-3-30 10:35:01
Scattering Theory: Time-Independent Methodsle representation in terms of time-ordered correlation functions. This representation is convenient, and it allows, e.g., the construction of perturbation series, the decomposition into connected components, and the study of momentum space analyticity.
令人不快
发表于 2025-3-30 15:17:27
The Magnetic Moment of the Electrongnetization of m). Thus . where . is a vector along the axis of .. The vector . is the magnetic moment of .. Equivalent to (15.1.1) is the statement that . has a potential energy — . · . in the magnetic field. This energy is minimized by aligning . with ..
optional
发表于 2025-3-30 18:11:39
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intimate
发表于 2025-3-31 00:17:00
Field TheoryIn this chapter we introduce the notion of quantum field on a technical level. This chapter is the end of the introductory material; it also can be regarded as the basic background for Part II. Readers already familiar with quantum theory and statistical mechanics may start here.
手铐
发表于 2025-3-31 00:59:46
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GLIDE
发表于 2025-3-31 07:44:44
Quantization = Integration over Function SpaceThe construction of .(.). fields begins with this chapter; Chapters 11–12 conclude the construction. We develop efficient methods for computing and estimating integrals . of polynomials . = .(.) with respect to a Gaussian measure ..