Functions of more than one  variable unit 1  pmu   2191 

 - Nawala  Open University of Sri Lanka  1982 
 - 51 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions and relations<br/>Functions veriable
<br/><br/><label>Dewey Class. No.: </label>511.326   / O62