00299    a2200121   4500020001800000082001500018100002000033245003900053250000800092260003500100300002400135650001800159  a9780387208602  a512.7bGUY  aGuy, Richard K.  aUnsolved problems in number theory  a3rd  aNew YorkbSpringerc2004g2004  axviii, 437p.c24cm.  aNUMBER THEORY