The boundary of the orbit of the 3 by 3 determinant polynomial

Jesko Hüttenhain (1) , Pierre Lairez (1)

1 Institut für Mathematik [Berlin]

We consider the 3×3 determinant polynomial and we describe the limit points of the set of all polynomials obtained from the determinant polynomial by linear change of variables. This answers a question of J. M. Landsberg.

Domaines: Géométrie algébrique [math.AG]

Jesko Hüttenhain, Pierre Lairez. The boundary of the orbit of the 3 by 3 determinant polynomial. 2015. ⟨hal-01239906v1⟩