00638nam a2200229Ia 450000100060000000300050000600500170001100800410002801000150006902000150008405000140009908200080011310000280012124500660014926000410021530000330025635000090028950000120029850400300031065000390034070000290037952075BIBL20160527185256.0691215s1969    nyua     b    00010 eng    a 76079629   a06712033200 aQA93b.D3  a51010aDavis, Philip J.2Local10a3.1416 and all thatcby Philip J. Davis and William G. Chinn.0 aNew YorkbSimon and Schusterc[1969]  aviii, 184 p.billus.c23 cm.  a5.95  aEssays.  aBibliography: p. 177-184. 0aMathematicsxPopular works.2Local10aChinn, William G.2Local