00346nam a2200121 a 450000500170000002000150001708200160003210000210004824500870006925000110015626000390016730000180020620251203092003.0  a812030845X  a515.25bMAT  aMathews, John H.  aNumerical methods: for mathematics, science, and engineering, John H. Mathews, eng  a2nd ed  aNew Delhi, Prentice-Hall, Inc1994  ax,646p.c22cm