Iyahen, S.O. <br/><br/>
On the Closed Graph Theorem/ 
by Sunday o. Iyahen.- 
 - Lagos, Nigeria:  Osaruwa Educational Publications,  C1998. 
 - vii, 179p.:  ill.;  28cm. 
<br/><br/>Includes Index and References. 
<br/><br/><label>ISBN: </label>9783469401 
<br/><br/><label>Source: </label>B-21364 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics-Graph Theorem--Textbook
<br/><br/><label>LC Class. No.: </label>QA329.2  / .I92   1998