Heck, Andre <br/><br/>
Necessary and sufficient conditions for a W-graph of a coxeter group 

 - Nijmegen   : Catholic University, Department of Mathematics,  1986 
 - 24p.   ; 21cm. 
 - Report 8649 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Graph theory<br/>W-graphs
<br/><br/><label>LC Class. No.: </label>QA3.R46 no.8649