Question

Hamilton’s principle states that systems will take a path in configuration space where this quantity remains constant, thus expressing the principle of stationary [this quantity]. For 10 points each:
[10m] Name this quantity that equals the time integral of the Lagrangian.
ANSWER: action [accept principle of stationary action; prompt on S]
[10e] Stationary points of an action functional are the solutions to equations named for Joseph-Louis Lagrange and this mathematician. His namesake number e is approximately equal to 2.718.
ANSWER: Leonhard Euler (“OY-lur”) [accept Euler–Lagrange equations or Euler’s number]
[10h] The principle of stationary action is generalized by this formalism, which attempts to find the propagator by summing the functional “e to the action times i over h-bar” over all trajectories.
ANSWER: path integral formulation
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Summary

Data

Imperial ABristol A1010020
Cambridge ACambridge B1010020
Oxford ACambridge C10101030
BirminghamCambridge D1010020
LSE BEdinburgh1010020
Imperial BSouthampton B1010020
ManchesterLSE A1010020
Oxford BWarwick A1010020