From the archive

Orbit and cell graphs

Here are two kinds of pictures:
Closure relations of special complex nilpotent orbits
John Stembridge's squashblock graph: the vertices of a certain poset with vertices the cells for some (real) group (see John's README).

C₂

Special complex nilpotent orbits for C2 — Special complex nilpotent orbits for C₂

Cells for big block of split Sp(4,R)

Cells for big block of SO(3,2)

C3/B3

Special complex nilpotent orbits for C3 — Special complex nilpotent orbits for C₃

Cells for big block of split Sp(6,R)

Cells for big block of split SO(4,3)

F₄

Special complex nilpotent orbits for F4 — Special complex nilpotent orbits for F₄

Cells for big block of split F4 — Cells for big block of split F₄

E₆

Special complex nilpotent orbits for E6 — Special complex nilpotent orbits for E₆

Cells for big block of split simply connected E6 — Cells for big block of split simply connected E₆

Cells for big block of adjoint quaternionic E6 — Cells for big block of adjoint quaternionic E₆

E₇

Special complex nilpotent orbits for E7 — Special complex nilpotent orbits for E₇

Cells for big block of split simply connected E7 — Cells for big block of split simply connected E₇

Cells for big block of split adjoint E7 — Cells for big block of split adjoint E₇

Cells for big block of split E8 — Cells for big block of split E₈

Page last changed on the old site: 2008-07-16