List questions from quantum-field-theory

Published on 30 Nov 2021 - 22:47

191

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Functional derivative of four-gradient

Published on 02 Dec 2021 - 23:22

39

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Are affine time-distortions the only ones that preserve the positive-frequency property?

Published on 03 Dec 2021 - 19:24

123

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Invariance of Lagrangian density under gauge transformation

Published on 06 Dec 2021 - 21:01

34

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Complete characterization of local monomials

Published on 30 Nov 2021 - 9:37

108

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interpretation of combinatorial term of partition function

Published on 15 Dec 2021 - 15:39

165

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What mathematical skills are needed to learn Lagrangian Field Theory (building up to QFT)?

Published on 19 Dec 2021 - 17:56

83

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Derivative after applying residues theorem, that removes original poles

Published on 19 Dec 2021 - 20:18

105

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Laplace transformation in quantum field theory

Published on 12 Jan 2022 - 3:56

111

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Understanding gauge transformations and relation to Lie Groups?

Published on 26 Mar 2026 - 11:16

80

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Transformation of line element in Minkowski space under infinitesimal coordinate variation

Published on 23 Feb 2026 - 11:42

343

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In what situations are Path Integrals well-defined?

Published on 24 Feb 2026 - 13:43

1.4k

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Textbooks on quantum field theory for Mathematicians

Published on 27 Jan 2022 - 6:18

50

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Fourier transformation of $\log(p^2-i0)$

Published on 18 Feb 2022 - 12:44

37

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Is $\int dx dy \frac{f(x) g(y)}{y-x + i0}$ defined on piecewise continous functions

Published on 26 Mar 2026 - 14:34

List Question

Name of the proceedure used to obtain the Dirac equation?

Functional derivative of four-gradient

Are affine time-distortions the only ones that preserve the positive-frequency property?

Invariance of Lagrangian density under gauge transformation

Complete characterization of local monomials

interpretation of combinatorial term of partition function

What mathematical skills are needed to learn Lagrangian Field Theory (building up to QFT)?

Derivative after applying residues theorem, that removes original poles

Laplace transformation in quantum field theory

Understanding gauge transformations and relation to Lie Groups?

Transformation of line element in Minkowski space under infinitesimal coordinate variation

In what situations are Path Integrals well-defined?

Textbooks on quantum field theory for Mathematicians

Fourier transformation of $\log(p^2-i0)$

Is $\int dx dy \frac{f(x) g(y)}{y-x + i0}$ defined on piecewise continous functions

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