TY  - BOOK
AU  - Kato, Tosio
TI  - A SHORT INTRODUCTION TO PERTURBATION THEORY FOR LINEAR OPERATORS
U1  - 515.7246 
PY  - 1982///
CY  - New York
PB  - Springer-Verlag
KW  - Linear Operators
KW  - Perturbation (Mathematics)
N1  - Expanded Version Of Chapters 1 And 2 Of : T. Kato, Perturbation Theory For Linear Operators 2nd Ed
ER  -