Ronald L Graham, Donald E Knuth, Oren Patashnik Concrete mathematics : a foundation for computer science / Ronald L Graham, Donald E Knuth, Oren Patashnik - Reading, Mass. : Addision-Wesley, c1989. - xiii, 625 p. : ISBN: 0201142368 : Subjects--Topical Terms: Mathematics Dewey Class. No.: 510 / G7608 Co