TY  - BOOK
AU  - Ryaben'kii , Victor S,Tsynkov, Semyon V
TI  - A theoretical introduction to numerical analysis
SN  - 1-58488-607-2
U1  - 519.4 RYA 
PY  - 2007///
CY  - NEW YORK
PB  - CHAPMAN  & HALL
KW  - NUMERICAL ANALYSIS
ER  -