"In RFC 2533@ ""A Syntax for Describing Media Feature Sets""@ an expression format is presented for describing media feature capabilities using simple media feature tags. This memo contains two corrections to that specification: one fixes an error in the formal syntax specification@ and the other fixes an error in the rules for reducing feature comparison predicates."
RFC 2738-1999 history
1999RFC 2738-1999 "Corrections to ""A Syntax for Describing Media Feature Sets"""