KnowraDirac equationLinked fromLinked fromThe 34 pages that link to Dirac equation, each with the reason it gives.All 34Broader topic 3Related 25Narrower topic 1Compared with 5Schrödinger equationCompared with: It combines quantum dynamics with special relativity, which the Schrödinger equation does not.Lamb shiftCompared with: Without radiative corrections, it predicts equal energies for hydrogen’s 2S₁/₂ and 2P₁/₂ states.Klein–Gordon equationCompared with: Dirac sought a first-order relativistic equation for electrons after difficulties with scalar-wave probability interpretation.Pauli equationCompared with: Its nonrelativistic limit yields the Pauli equation with the electron’s gyromagnetic factor.Willis LambCompared with: Its hydrogen spectrum predicts equal 2S₁/₂ and 2P₁/₂ energies, contrary to Lamb’s measurement.