TY  - BOOK
AU  - Lax P D
TI  - Partial differential equations
U1  - 515.353 
PY  - 0000///19
CY  - N Y
PB  - Courant Institute of Mathematical Science
KW  - Calculus
KW  - Partial differential equations
N1  - Supplementary notes by Avron Douglis
ER  -