2THEORYOFURBANPLANNING2.1WhatisaCity?Mostofourhousingandcityplanninghasbeenhandicappedbecausethosewhohaveundertakentheworkhavehadnoclearnotionofthesocialfunctionsofthecity.Theysoughttoderivethesefunctionsfromacursory1surveyoftheactivitiesandinterestsofthecontemporaryurbanscene.Andtheydidnot,apparently,suspectthattheremightbegrossdeficiencies,misdirectedefforts,mistakenexpendituresherethatwouldnotbesetstraightbymerelybuildingsanitarytenementsorstraighteningoutandwideningirregularstreet.大多数