Korovkin, P P., <br/><br/>
Linear operators and approximation theory / 
Tr. from russian. 
 - 222 páginas 
 - International monographs on advanced mathematics & physics ;  3 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Análisis funcional<br/>Teoría de la aproximación
<br/><br/><label>LC Class. No.: </label>QA320  / K613