00581nam a2200193 a 450000500170000002000150001708200180003210000230005024500340007326000290010730000270013649000360016369000260019969000350022596400160026099700190027699900190029595200730031420251203110844.0  a0898713706  a515.7242bLAN  aLanczos, Cornelius  aLinear differential operators  aPhiladelphiabSiamc1996  axviic564p.c24 cm. PB  aClassics in applied mathematics  aCalculus, operational  aDifferential equations, Linear  bcdefg_  a126744 LIBSC C  c105133d105133  00104070aPUbPUd2007-12-18g2608.32l0o515.7242 LANp126744yBK