00328nam a2200121 a 450000500170000002000180001708200150003510000260005024500410007626000450011730000250016270000190018720251203110859.0  a9788173198564  a511.4bMHA  aMhaskar, Hrushikesh N  aFundamentals of approximation theory  aNew DelhibNarosa Publishing Housec2000  axv, 545p.c24 cm. PB  aPai, Devidas V