MarkovChainsforEverybodyAnIntroductiontothetheoryofdiscretetimeMarkovchainsoncountablestatespaces.WilhelmHuisinga,&EikeMeerbachFachbereichMathematikundInformatikFreienUniversit¨atBerlin&DFGResearchCenterMatheon,Berlinhuisinga@mi.fu-berlin.demeerbach@mi.fu-berlin.deBerlin,January26,200