The Kontsevich tetrahedral flow in 2D: a toy model

Anass Bouisaghouane

In the paper "Formality conjecture" (1996) Kontsevich designed a universal flow $\dot{\mathcal{P}}={\mathcal{Q}}_{a:b}(\mathcal{P})=a{\Gamma }_1+b{\Gamma }_2$ on the spaces of Poisson structures…