CAS PY 406 Lecture Notes - Lecture 3: Gauge Fixing, Lorenz Gauge Condition, Electrostatics
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B , there is no unique a 31 oi. E e cancellation of terms containing x . Ea b invariant above is a gauge invariance often convenient to fix this freedom - gauge muararee fix an auxiliary condition - gauge fixing . , & pset has a q on units. In general , there are dioulrsrarfrl constants of the. Th b = 4m debt +4t kmp f. In gaussian : ke =l . km=c -2. Invariance an electrostatics this must mean e = extend beyond e- statics : Ioi convenient reformulation with this choice of gauge : B can always be written as the vector . I eq takes electrostatics form can utilise electrostatics results. " led f- lat t 44c f . Aside : einstein proof . (cid:12200) y ya ) , = (cid:12200) j , , 2 , (cid:12200) # y. Swe - as from 2 caps and wall.
