00756nam0-22002651i-450-99000118637040332120071109144610.0000118637FED01000118637(Aleph)000118637FED0100011863720001205d1967----km-y0itay50------baengElements of approximation theoryby NACHH BIN L.Princeton [N.J.]Van Nostrand1967Van Nostrand Mathematical StudiesNachbin,Leopoldo51970ITUNINARICAUNIMARCBK99000118637040332126-M-147894MA1ZIT-14822677MA1MA1Elements of approximation theory186428UNINA