TY  - BOOK
AU  - Ortega, James M
TI  - Numerical analysis : a second course
SN  - 9780898712506
SN  - 89048562
U1  - 518 ORT 
PY  - 1990///
CY  - Philadelphia, PA
PB  - Society for Industrial and Applied Mathematics
KW  - Numerical analysis
N1  - Includes bibliographical references (p. 195)
ER  -