Those who can make you believe absurdities can make you commit atrocities.
by Voltaire (1694 - 1778)

Convexity of torus-focus integrable systems

The following pdf file contains the slides of my talk on the convexity of integrable Hamiltonian systems with focus-focus singularities at the “Workshop on Integrable Systems and Applications”, IBS-CGP, Postech, 02 May 2018.