All gradings by abelian groups are classified on the following algebras over an algebraically closed field : the simple Lie algebra of type (char ), the exceptional simple Jordan algebra (char ), and the simple Lie algebra of type (char ).
Cite this article
Alberto Elduque, Mikhail Kochetov, Gradings on the exceptional Lie algebras and revisited. Rev. Mat. Iberoam. 28 (2012), no. 3, pp. 773–813DOI 10.4171/RMI/691