TY  - BOOK
AU  - Lanczos, Cornelius
TI  - Linear differential operators
U1  - 515.354 
PY  - 1961///
CY  - New Jersey
PB  - D.Van Nostrand Company Limited
KW  -  Science 
KW  - Mathematics
KW  -  Analysis 
KW  - Differential calculus and equations 
KW  - Differental equations 
KW  - Linear differential equations
ER  -