Physics
Alex Shpilkin
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Apparently, this user prefers to keep an air of mystery about them.

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18 Propagators, Green’s functions, path integrals and transition amplitudes in quantum mechanics and quantum field theory Feb 26 '16
14 Converting between matrix multiplication and tensor contraction Apr 27 '16
7 How do (and don’t) particles emerge from fields? Apr 26 '16
7 What is the mathematical motivation for complexifying momenta in BCFW? Jun 20 '16
7 Two conjugations of supernumbers Mar 2 '17
6 Motivation for covariant phase space Feb 26 '16
5 Coordinate conversion formula in Jackson’s Electrodynamics Jan 15 '17
5 Different definitions of spinors Mar 5 '16
3 Mistake in "Quantum Mechanics" by Auletta, Fortunato and Parisi? Feb 3 '19
3 External or internal pressure in the gas laws Oct 12 '17
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