G=E6 simply connected, type F4 G^v = E6 adjoint, quaternionic type: E6 sc s real form: 0 dual real form: 2 (unique) 2 | Dynkin Diagram: 1-3-4-5-6 Special Special Orbit Cells Diagram #R A Dual Orbit Cells Diagram #R A^v 0 2 000000 1 1 E6 0 222222 1 1 2A1 1 100001 2 1 D5 1 220202 1 1 2A2 0 200002 1 3/1 D4 2 020200 1 1