ΰ 翡 Դ. 2011 Ϻ , 2010 Ƽ , 2008 Ӽ , ϴ ñ ũ ãƿ Ѵ. ü ̷ ϵ ƹ ڱ ɱ? 츮 ̷ θ ִ ɱ? ϰ ֱ ϰ ϴ ƹ Ұ ɱ? å ߰ ϡ( : Ubiquity) ̷ ̶ ο ð ϴ ݺ ϰ վ . ݺ ӿ Ģ Ѵٴ ߰ ô ̷Ӱ . å ũ ijMark Buchanan , Ӱ, Լ Ģ å ϰ ´. ״ 縦 Ϳ ʰ, ư ڿ 츮 , ȸ ȸ Ѵ.
1961 ̱ ̿ Ŭ忡 ¾. 1993 Ͼ б ڻ Ҵ. ̷ Ȱϰ ִ. м ó 촺̾ƼƮ ڷ Ȱ, 絵 촺 Ÿӽ , پ ü ĮϽƮ Ȱϰ ִ.
а , ̷, Ʈũ ̷ ֱ ڱ ȭ · ǥǴ ΰ ȸ ൿ ִ ϰ мϴ ϰ ִ. տ ΰ ȸ , ü 踦 ȸ С Ϸ ϰ ִ.
δ ܼϴ(Ubiquity: The Science of History), ؼ(Nexus: Small Worlds and the New Science of Networks) ִ. ڿ а ι ȸ 踦 ǰ ִ ̷ ̵ ˱ , ÿ ְ ϴ ִ. 2009 6, о߸ ߿ θ ˸ η ִ. 븣 ϰ ִ.
õ _̱( а ) (ϰŹ ) 1 2 3 Ͼ ߷ 4 쿬 5 ¼ 6 ڼ 7 Ӱ 8 ô 9 10 11 Ͽ 12 13 14 15 ϴ ı ı ֿ ó õ ãƺ