http://en.wikipedia.org/wiki/John_von_Neumann#Cognitive_and_mnemonic_abilities Cognitive and mnemonic abilities Von Neumann's ability to instantaneously perform complex operations in his head stunned other mathematicians.[67] Eugene Wigner wrote that, seeing von Neumann's mind at work, "one had the impression of a perfect instrument whose gears were machined to mesh accurately to a thousandth of an inch."
Wiki quotes 01-07-2012
Wiki quotes 01-07-2012
Wiki quotes 01-07-2012
http://en.wikipedia.org/wiki/John_von_Neumann#Cognitive_and_mnemonic_abilities Cognitive and mnemonic abilities Von Neumann's ability to instantaneously perform complex operations in his head stunned other mathematicians.[67] Eugene Wigner wrote that, seeing von Neumann's mind at work, "one had the impression of a perfect instrument whose gears were machined to mesh accurately to a thousandth of an inch."