From Namespaces in XML 1.1 ( 2004-02-04) The two IRIs are treated as strings, and they are identical if and only if the strings are identical, that is, if they are the same sequence of characters.
From Namespaces in XML ( 1999-01-14) URI references which identify namespaces are considered identical when they are exactly the same character-for-character.
exactly alike; incapable of being perceived as different; "rows of identical houses"; "cars identical except for their license plates"; "they wore indistinguishable hats"
being the exact same one; not any other:; "this is the identical room we stayed in before"; "the themes of his stories are one and the same"; "saw the selfsame quotation in two newspapers"; "on this very spot"; "the very thing he said yesterday"; "the very man I want to see"
(of two objects) Computationally equivalent. That is, there is no way for any portable Dylan program to distinguish them; they are the same under the equivalence predicate ==.
In diplomacy (esp. in the form identic), precisely agreeing in sentiment or opinion and form or manner of expression; -- applied to concerted action or language which is used by two or more governments in treating with another government.