01106nam0-22003251i-450-990001284420403321000128442FED01000128442(Aleph)000128442FED0100012844220000920d1969----km-y0itay50------baenggerAbstract spaces and approximationproceedings of the CONFERENCE held at the Mathematical Research Institute at Oberwolfach, Black Forest, July 18-27, 1968=Abstrakte Raume und Approximationedited by P. L. Butzer, B. Szokefalvi-NagyBasel [etc.]Birkhauser1969International series of numerical mathematics10Teoria dell'approssimazioneCongressiAnalisi funzionaleCongressi515.7Butzer,Paul L.Szökefalvi-Nagy,BélaITUNINARICAUNIMARCBK9900012844204033218-L-412166MA1MA141-06Abstract spaces and approximation384790UNINAING01