nLab magic triangle


A triangular array of Lie groups which extends the Freudenthal magic square, due to Predrag Cvitanovic, Pierre Deligne and Benedict Gross.


  • Predrag Cvitanovic, Tracks, Lie’s, and Exceptional Magic, (pdf) (Fig. 1, p. 154)

  • Pierre Deligne, Benedict Gross, On the exceptional series, and its descendants, (pdf) (Table 1, p. 7)

Created on January 25, 2016 at 19:04:36. See the history of this page for a list of all contributions to it.