TY  - BOOK
AU  - 
TI  - The calculus of finite differences
U1  - 515 
PY  - 1981///, c1933
CY  - New York
PB  - Chelsea Pub. Co.
KW  - Interpolation
KW  - Difference equations
KW  - Finite differences
N1  - Title on spine: Finite differences
ER  -