The minimal Lie groupoid and infinity algebroid of the singular octonionic Hopf foliation

Hadi Nahari, Thomas Strobl

The famous singular leaf decomposition ${\mathcal{L}}_{OH}$ of ${\mathbb{R}}^{16}\cong {\mathbb{O}}^2$ induced by the Hopf construction for octonions $\mathbb{O}$ has no known Lie group…