TY  - BOOK
AU  - Groetsch,C.W
TI  - Generalized inverses of linear operators: representation and approximation
SN  - 0824766156
U1  - 515.72 
PY  - 1997///
CY  - New York
PB  - Marcel Dekker , INC.
KW  - APPROXIMATION THEORY
KW  - HILBERT SPACE
KW  - LINEAR  OPERATORE
ER  -