In confirmatory factor analysis,we need to estimate unknown parameters . I read a book about it,which needs iterative method to estimate parameters,but I don't know it.Does someone konw it?Thank u! -- View this message in context: http://r.789695.n4.nabble.com/iterative-method-in-R-software-tp3446918p3446918.html Sent from the R help mailing list archive at Nabble.com.