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At the root of things |
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| Authors: | Palash B Pal |
| Institution: | 1. Saha Institute of Nuclear Physics, 1/AF Bidhan-Nagar, Kolkata, 700064, India |
| Abstract: | Modern theories of fundamental interactions describe strong, electromagnetic and weak interactions as quantum field theories with certain kinds of embedded internal symmetries called ‘gauge symmetries’. This article introduces quantum field theories and gauge symmetries to the uninitiated. |
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