Keywords: CD p4-1010.png en wikipedia 2011 October 18 Coxeter-Dynkin diagram for P4 1010 2007-1-20 Own <br />Transferred from http //en wikipedia org en wikipedia Tomruen at http //en wikipedia org en wikipedia en wikipedia Tomruen Original upload log page en wikipedia CD_p4-1010 png 2007-01-20 17 14 Tomruen 36×34 332 bytes <nowiki></nowiki> Coxeter-Dynkin diagrams |