O'Beirne, T h <br/><br/>
Puzzles and paradoxes 

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 - London  Oxford University  1965 
 - xiv,238p.   
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<br/><br/><label>Subjects--Index Terms: </label>Puzzles and paradoxes  Calculation  Numerical methods 
<br/><br/><label>Dewey Class. No.: </label>518.9