Cohn Richard M <br/><br/>
Difference algebra 
Cohn Richard M 
 -  1965 
 - p.  cm. 
 - Intercsience tracts in pure and applied mathematics; 17 .
<br/><br/><label>Standard No.: </label>30950 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Higher algebra<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B25, K5