EntityQ533281· pop 21· linked from 53 articlesElectromagnetic wave equationSign in to savepartial differential equation used in physicsConnectionsopticsEntityelectromagnetic radiationEntitypartial differential equationEntityBessel functionEntityAlbert EinsteinPersonlightEntityphotographyEntityrainbowEntityMichael FaradayEntityquantum mechanicsEntityInternational Standard Book NumberEntityJames Clerk MaxwellEntitythermodynamicsEntitytelescopeEntitymicroscopeEntityspeed of light in vacuumEntityfrequencyEntityNewton's laws of motionEntityvacuumEntityclassical mechanicsEntityCategoriesElectrodynamicsElectromagnetic radiationElectromagnetismEquations of physicsHyperbolic partial differential equationsMathematical physics