TY  - BOOK
AU  - Vasishtha,A.R, 
AU  - Vasishtha, Vipin 
TI  - Calculus of finite differences and numerical analysis :A Course on numerical methods
U1  - 519.4 V595n 1966 
PY  - 1966///
CY  -  Delhi, 
PB  - Kedar Nath Ram Nath
N1  - Computer Science
ER  -