What is principal function in R language? Q & A › Category: Artificial Intelligence › What is principal function in R language? 0 Vote Up Vote Down Admin Staff asked 5 years ago What is principal() function in R language? Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading... 1 Answers 0 Vote Up Vote Down Admin Staff answered 5 years ago It is define in psych package which is used to rotate and extract the principal components. Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading...