AUTHOR/EDITOR/ART : R. Ghrist : This is a review of recent work by R. Cardona, E. Miranda, D. Peralta-Salas, and F. Presas, as per the following works: R. Cardona, E. Miranda, D. Peralta-Salas, Looking at Euler flows through a contact mirror: Universality and undecidability (2021) https://arxiv.org/abs/2107.09471 Now published: R. Cardona, E. Miranda, D. Peralta-Salas.  Looking […]