TY  - BOOK
AU  - Bender, Carl M.
AU  - Orszag, Steven A.
TI  - Advanced Mathematical Methods for Scientists Engineers I Asymptotic Methods and Perturbation Theory 
SN  - 9781441931870
U1  - 515.35 
PY  - 2010///
CY  - New York : 
PB  - Springer, 
KW  - Differential Equations Numerical Solutions
KW  - Engineering Mathematics
KW  - Science Mathematics
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/978-1-4419-3187-0.pdf
ER  -