Bockarev S V <br/><br/>
Method of averaging in the theory of orthogonal series and some problems in the theory of bases 

 -  1980 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>23176 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fourier series
<br/><br/><label>Dewey Class. No.: </label>B36M, M0