TY  - BOOK
AU  - Nachbin, Leopoldo
TI  - ELEMENTS OF APPROXIMATION THEORY
U1  - 510 
PY  - 1967///
CY  - Princeton, N. J.
PB  - Van Nostrand
KW  - Approximation Theory
KW  - Linear Topological Spaces
N1  - Bibliography : P. 114-119
ER  -