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| #345164 in Books | 2016-06-29 | Original language:English | 7.81 x.20 x5.06l, | File type: PDF||About the Author|Gordon Burgin studied Electrical Engineering at the University of Buffalo, NY, USA. His analytical skills were honed by his career in electronics but in his spare time he followed his keen interest in Maths by teaching Systems Analysis and Mathe
Welcome to the challenge of recreational mathematics.
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For the young, the puzzles will develop your logical reasoning and...
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