1 Table of Contents: “... of Notations -- 1. Branching Processes in Varying Environment -- 1.1. Introduction -- 1.2. Extinction...”

2 Table of Contents: “.... Physics of Branching Processes -- 1. Basic Notions -- 2. Generalisation of the Problem -- 3. Injections...”

3 “... processes, branching processes, Ehrenfest models, genetic models, optimal stopping, reliability, reservoir...”

4 Table of Contents: “... Exit time from a box; 2.3.4 Branching process; 2.3.5 Word search; Exercises; Chapter 3 Transience...”

5 Table of Contents: “...3.4. Applications of Discrete-Time Markov Processes -- 3.4.1. Branching Processes -- 3.4.2. Social...”