TY  - BOOK
AU  - Sard, Arthur.,
TI  - Linear approximation
T2  - Mathematical surveys
SN  - 9780821815090
U1  - 511.4 SAR 
PY  - 1963///
CY  - RI
PB  - American Mathematical Society
KW  - General principles of mathematics
KW  - Approximation theory
KW  - Functional analysis
N1  - Bibliography
ER  -