Continuous homomorphisms on piecewise absolutely continuous maps of ${\mathbb{S}}^1$

Marcos Barrios

Let $IET({\mathbb{S}}^1)$ be the group of interval exchange transformation of ${\mathbb{S}}^1$ and ${\mathcal{A}\mathcal{C}}_{+}({\mathbb{S}}^1)$ be the group of absolutely continuous preservi…