Guy, Richard K <br/><br/>
Unsolved problems in number theory 
Richard K Guy 
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 - Springer-Verlag, New York  1994 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory-- Algebra-- Mathematics
<br/><br/><label>Dewey Class. No.: </label>512.7  GUY-U