00480nam a2200169 a 450000500170000000800410001704000090005804100080006708200150007524500440009026000650013430000290019944000280022865000160025670000200027270000180029220180529141846.0940713s1989    enk      d    000 0 eng d  aMAIN  aeng00a510.3bDAI04aThe Penguin dictionary of mathematics /  aLondon, England ;aNew York, NY, USA :bPenguin Books,c1953  a350 p. :bill. ;c20 cm. 0aPenguin reference books 0aMathematics1 aDaintith, John.1 aNelson, R. D.