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        Summary 
        
         
          
           | Description | 
           Element de diagramme de Coxeter-Dynkin | 
          
          
           | Date | 
           20 January 2007 | 
          
          
           | Source | 
            http://en.wikipedia.org/wiki/Image:CDW_4.png | 
          
          
           | Author | 
           Tomruen | 
          
         
         
        Licensing 
        
         
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          Permission is granted to copy, distribute and/or modify this document under the terms of the  GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.  Subject to  disclaimers.www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue 
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       File usage
       
        The following pages on Schools Wikipedia link to this image (list may be incomplete):
        
        
       
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