Dead Reckoning: Calculating Without Instruments

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No author has gone as far as Doerfler in covering methods of mental calculation beyond simple arithmetic. Even if you have no interest in competing with computers you'll learn a great deal about number theory and the art of efficient computer programming. ―Martin Gardner

Author(s): Ronald W. Doerfler
Publisher: Gulf Publishing Company
Year: 1993

Language: English
Pages: 182
Tags: Mathematics;Speed;Preschool;Arithmetic;