Singer Ivan <br/><br/>
Best approxiamtion in normed linear spaces by elements of linear subspaces 

 - Berlin  Springer           1970 
 - 415p.  cm. 
<br/><br/><label>Standard No.: </label>29428 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Linear spaces<br/>Functional analysis
<br/><br/><label>Dewey Class. No.: </label>B43, L02;1