The $SO(3,1)$-orbits in the light cone of the 2-fold exterior power of the Minkowski 4-space

Naoya Ando

Two special neutral hypersurfaces ${\mathcal{L}}_{\pm }$ in the light cone $L({\bigwedge }^2{E}_1^4)$ studied in [1], [3] are $SO(3,1)$-orbits. In this paper, we see that each $SO(3,1)$-…