helically showMethods() and selectMethod() to find the functions and sources of S3 object in R.
http://tolstoy.newcastle.edu.au/R/help/05/09/12506.html
helically showMethods() and selectMethod() to find the functions and sources of S3 object in R.
http://tolstoy.newcastle.edu.au/R/help/05/09/12506.html