Teichmüller Discs with Completely Degenerate Kontsevich-Zorich Spectrum

David Aulicino

We reduce a question of Eskin-Kontsevich-Zorich and Forni-Matheus-Zorich, which asks for a classification of all ${\text{SL}}_2(\mathbb{R})$-invariant ergodic probability measures wi…