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New posts in Field Theory
Does the quadratic mass term $\frac{1}{2}m^2\phi^2$ belong to the free Lagrangian or is it an interaction term?
Apr 25, 2021
Operators "carrying" momentum and particle number
Apr 25, 2021
How do fields work?
Apr 25, 2021
Gauge fixing, Lorentz invariance and positive definite metric of Hilbert space
Apr 25, 2021
Noether's current for dilation transformation
Apr 25, 2021
How do fields transform under special conformal transformations?
Apr 25, 2021
What's the difference between perturbative QCD, non-perturbative QCD, and gauge theory QCD?
Apr 25, 2021
Poincare transformations and "three kinds of infinitesimal variations"
Apr 25, 2021
How many degrees of freedom in a massless $2$-form field?
Apr 25, 2021
Vector calculus in classical fields
Apr 25, 2021
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