A formal language is an organized set of symbols the essential feature being that it can be precisely defined in terms of just the shapes and locations of those symbols. Such a language can be defined, then, without any reference to any meanings of any of its expressions; it can exist before any interpretation is assigned to it—that is, before it has any meaning. A formal grammar determines which symbols and sets of symbols are formulas in a formal language.
Read more about this topic: Formation Rule
Famous quotes containing the words formal and/or language:
“On every formal visit a child ought to be of the party, by way of provision for discourse.”
—Jane Austen (1775–1817)
“I am both a public and a private school boy myself, having always changed schools just as the class in English in the new school was taking up Silas Marner, with the result that it was the only book in the English language that I knew until I was eighteen—but, boy, did I know Silas Marner!”
—Robert Benchley (1889–1945)