00450nam a2200181Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082001900095100004300114245004000157250000600197260003700203300001500240365001300255OSt20230617093821.0210423s2009    xx            000 0 und d  a9780071263283  cAL  aeng  a515.9 BROJ223  aBROWN (James Ward);CHURCHILL (Ruel V).  aComplex variables and applications.  a8  aNew DelhibTata McGrawhillc2009  axi,468bPB  b683cINR