Phase transitions on one-dimensional symbolic systems
By Tamara Kucherenko
Appears in collection : Day in Honor of Yvonne Choquet-Bruhat’s 100 th Birthday
I will try to review some of the main achievements in mathematical general relativity, field which has its origin in Y.C. Bruhat's foundational Acta paper: ``Théorème d’existence pour certains systèmes d’equations aux dérivées partielles non-linéaires''