00370nam a2200145Ia 4500008004100000020001500041082001400056100001700070245003300087260004600120300000800166650001600174650001800190653001600208170901s1971    xx            000 0 und d  a0471220205  a510bD69M  aDowdy, S. M. 0aMathematicsbArt And Science  aNew YorkbJohn Wiley And Sons, Inc.c1971  a282  aMathematics  aPure Sciences  aMathematics