davidjamesweir’s avatardavidjamesweir’s Twitter Archive—№ 1,568

    1. …in reply to @BekkWells
      BekkWells Einstein field equations (gravitational waves! black holes! GPS!) and Maxwell's equations!
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  1. …in reply to @davidjamesweir
    BekkWells These pair well: both are (systems of) equations with gauge symmetry that explain how matter behaves in the presence of external fields, and both admit wave solutions!
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