00317nam a2200121Ia 4500020001500000082001900015100002300034245007000057260003200127300002600159500000500185700000500190  a8176498327  a510.9bC617.MT  aClawson, Calvin C.  aThe Mathematical travelerbexploring the grand history of numbers  aNew DelhibViva Booksc2004  ax, 307p. Bibl. Index.  a  a