dynkinExponents(DynkinType) -- the exponents of the Dynkin type

Synopsis

• Function: dynkinExponents

• Usage:

  dynkinExponents(D)

• Inputs:
  • D, an instance of the type DynkinType,
• Outputs:
  • a list, of lists of integers, the exponents listed in the tables in Bourbaki, Lie groups and Lie algebras, following chapter 6.

Description

i1 : R=rootSystemE(6)++rootSystemA(4)++rootSystemB(3)++rootSystemA(4);

i2 : dynkinExponents(dynkinType(R))

o2 = {{1, 2, 3, 4}, {1, 2, 3, 4}, {1, 3, 5}, {1, 4, 5, 7, 8, 11}}

o2 : List