00414 2200157 4500001002100000008003900021035002000060245004600080260004000126300002300166020001800189084001200207082000800219650001500227990001400242INLIS000000000006255 N  a0010-0317006253 aMathematics : People . Problems . Results aWadsworth :bwadsworths, Inc.c1984 aiv,292 hlm.c23 cm a0-534-03204-4 a510 Mat a510 aMATEMATIKA a271691112