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Results tagged with lagrangian-formalism
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user 119048
For questions involving the Lagrangian formulation of a dynamical system. Namely, the application of an action principle to a suitably chosen Lagrangian or Lagrangian Density in order to obtain the equations of motion of the system.
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Number of degrees of freedom in the Standard Model Lagrangian
Consider a Lagrangian $L$ which depends on a number of fields
$F_1$, $\cdots$, $F_N$ and their (spacetime) derivatives. Each of those fields $F_n$ is valued in $\mathbb{R}^{k_n}$.
Is the Standard m …
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