资源描述：
《DYNAMICS OF LANGUAGE COMPETITION EFFECTS OF BILINGUALISM AND SOCIAL STRUCTURE》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。
1、DYNAMICSOFLANGUAGECOMPETITION:EFFECTSOFBILINGUALISMANDSOCIALSTRUCTUREXavierCastelló,VíctorM.EguíluzandMaxiSanMiguelIMEDEA(CSIC-UIB),Ed.MateuOrfila,CampusUniversitatIllesBalears,E-07122PalmadeMallorca,Spain.1.INTRODUCTION:Studiesofthedynamicsofhumanlanguagecanbedividedintothreemaingroups,dependingont
2、heirspecificpointofview:LanguageEvolution,LanguagecognitionandLanguagecompetition.Thefirstonetreatslanguageasacomplexsystemitself,studyinglanguagestructuredynamicsfromthepointofviewoflinguisticsandhumanevolutionarytheory.Thesecondoneanalyzeslanguagesacquisition,mainlycentredinthestudyofhumanbrainlea
3、rningprocessesandgenetics.Finally,languagecompetition,thefieldweaddressherestudiesthedynamicsoflanguageuseandlearningduetosocialinteractions.Assuchitisaprocessbelongingtothegeneralclassofprocessesthatcanbemodelledbytheinteractionofheterogeneousagents.Manycountrieshavedifferentlanguagescoexistingtoda
4、ywithintheirboundaries,butthefateofmanyoftheminthefutureistodayunclear.Thedynamicsunderlyingprocessesoflanguagecompetitionandextinctionhasbeenconsideredfromthepointofviewofcomplexsystemsofinteractingagents[1].StartingfromthemodelofAbramsandStrogatzforthedynamicsofendangeredlanguages[2],themodelsprop
5、osedbyMiraandParedes,andMinettandWang[3]addresstheissueofbilingualism.Ourmaingoalinthisworkistocontributetogivesanswerstothegeneralquestionsaboutthedynamicsoflanguageuse:whicharepossiblemechanismstostabilizethecoexistenceoftwocompetinglanguages?Whichistheroleofbilingualindividualsandsocialstructurei
6、nthisprocess?Inparticularwestudytheeffectsoflocalityonthecompetitionbetweentwolanguagesinasocialstructure,goingbeyondpreviousmeanfieldanalysis.Themechanismsofgrowthofmonolingualspatialdomains,thedynamicsatthelinguisticborders,andtheroleofbilingualindividualsinprocessesofdomaingrowth,arealsoanalyzed.
7、Finally,weaddresstheeffectonthedynamicsofthedegreeofdisorderinthesocialnetwork[4],andthepossibilityofmetastablestatesofcoexistinglanguages.2.THEMODEL:InthegeneralcontextoftheworkbyMinett&Wang,weconsid
