R. B. Bortolatto

most citedErgodicity and annular homeomorphisms of the torus

5 citations · 6 across the 2 of their papers we have counts for

collaborators

2 papers

math.DS2014★ 1 cited

A note on the Liénard-Chipart criterion and roots of some families of polynomials

Renato B. Bortolatto

We present some inequalities that provide different sufficient conditions for an univariate monic polynomial to be Hurwitz unstable. These are motivated by difficult control proble…

math.DS2012★ 5 cited

Ergodicity and annular homeomorphisms of the torus

Renato B. Bortolatto, Fabio A. Tal

Let $f : T^{2} \to T^{2}$ be a homeomorphism homotopic to the identity and $F : R^{2} \to R^{2}$ a lift of $f$ such that the rotation set $ρ (F)$ is a line…