Richard Feynman's method of path integrals is based on the fundamental assumption that a system starting at a point A and arriving at a point B takes all possible paths from A to B, with each path contributing its own (complex) probability amplitude. The sum of the amplitudes over all... Show more

October 4, 2022

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Insights into the behavior of certain optical systems gleaned from Feynman's approach to quantum electrodynamics

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