00491nam a2200169Ia 4500082002000000100002900020245004800049260003600097300002900133500000500162690000600167700000500173952010200178964001700280921000900297999001500306  a510.9bSt814.MT  aSteen, Lynn Arthurd ed.  aMathematics today, twelve informal essaysb  aNew YorkbSpringer-Verlagc1978  aviii, 367p. Index, Bibl.  a  a   a  00104070aISIbISId1998-09-04l0o510.9 St814.MTpDP15903r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a8643  c8643d8643