00381nam a2200133Ia 450000100040000000500170000400800410002102000150006208200160007710000200009324500890011326000250020265000200022770220261006003455.0120911s9999    xx            000 0 und d  a0201483637  a515.723 KEE  aKeener, James P  aPrinciples of applie mathematics:transformation and approximation / James, P. Keener  aAddison-Wesley, 1999  aTransformations