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Physics
Martin Johnsrud's user avatar
Martin Johnsrud's user avatar
Martin Johnsrud's user avatar
Martin Johnsrud
  • Member for 7 years, 11 months
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question
13
What makes the electron, as an excitation in a field, discrete?
Aug 4, 2020
question
6
Factoring a the exponential form of a group element of a Lie group, using subgroups
Nov 15, 2021
question
5
Two-loop RG calculations using momentum shell
Dec 16, 2022
question
4
In QFT, why are the vacuum partition function and the zero-temperature imaginary-time partition function the same?
Oct 5, 2021
question
4
Justification for the derivative expansion in the Exact Renormalization Group
Aug 21, 2023
question
3
Generating functional for fields with non-zero expectation value
Nov 12, 2023
question
2
Property of representations of Lie Groups in Weinberg's Quantum Theory of Fields
Nov 5, 2021
question
2
Charge term in the chiral Lagrangian with dynamical photons
Feb 21, 2022
question
1
Where does the energy from tidal power plants come from? [duplicate]
Oct 20, 2018
question
1
Derivation of the time-derivative in a rotating frame of refrence
Oct 11, 2019
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6
Pipenv fails when installing packages for python 3.6
5
Numeric double integration