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1、ACompaniontoClassicalElectrodynamics3rdEditionbyJ.D.JacksonRudolphJ.MagyarFebruary5,2002cRudolphJ.Magyar.NoportionofthismaybereproducedforprofitwithouttheexpressedpriorwrittenconsentofRudolphJ.Magyar.1AlotofthingscanbesaidaboutClassicalElectrodynamics,thethirdedition,byD
2、avidJ.Jackson.It’sseeminglyexhaustive,wellresearched,andcertainlypopular.Then,thereisageneralconsensusamongteachersthatthisbookisthedefinitivegraduatetextonthesubject.Inmyopinion,thisisquiteunfortunate.Thetextoftenassumesfamiliaritywiththematerial,skipsvitalsteps,andprovi
3、destoofewexamples.Itissimplynotagoodintroductorytext.Ontheotherhand,Jacksonwasveryambitious.Asidefromsomenotableomissions(suchasconformalmappingmethods),Jacksonexposesthereadertomostofclassicalelectro-magnetictheory.EvenThomasAquinaswouldbeimpressed!Asareference,Jackson’
4、sbookisgreat!ItisobviousthatJacksonknowshisstuff,andinnoplaceisthismoreapparentthanintheproblemswhichheasksattheendofeachchapter.Sometimestheproblemsarequitesimpleorroutine,othertimesdifficult,andquiteoftentherewillbeundauntingamountsofalgebrarequired.Solvingtheseproblemsis
5、atimeconsumingendevourforeventhequickestreckonersamongus.IpresentthisCompaniontoJacksonasamotivationtootherstudents.Theseproblemscanbedone!Anditdoesn’ttakeFeynmanntodothem.Hopefully,withthehelpofthisguide,lotsofpaper,andyourownwits;you’llbeabletowrestlewiththeconceptstha
6、tchallengedthegreatestmindsofthelastmillenium.BeforeIbegin,IwillrecommendseveralthingswhichIfoundusefulinsolvingtheseproblems.•BuyGriffiths’text,anIntroductiontoElectrodynamics.It’swellwrit-tenandintroducesthebasicconceptswell.ThistextisatamorebasiclevelthanJackson,andtobe
7、bestprepared,you’llhavetofindothertextsatJackson’slevel.ButrememberRomewasn’tbuildinaday,andyouhavetostartsomewhere.•Obtainothertextsonthelevel(orneartoit)ofJackson.Irec-ommendVanderlinde’sElectromagnetismbookorEyges’Electromag-netismbook.Bothprovidehelpfulinsightsintowha
8、tJacksonistalkingabout.Butevenmoreusefully,differentauthorsliketoborroweachothers’problemsandexamples.Ap