1 Table of Contents: “...C.2.3 A Framework Based on the Error -- C.3 Preconditioning -- C.3.1 Motivation and Basic...”

2 Table of Contents: “... Physics -- 12.2 Chemistry -- 12.3 Biology -- 12.4 Computer Science -- 12.5 Artificial Intelligence...”

3 Table of Contents: “...Synopsis -- 1 Preliminaries -- 1.1 Some basic definitions -- 1.2 Notions of tractability -- 1.3...”

4 Table of Contents: “...0. Introduction -- 1. Flows and tensions on networks -- 1.1. Basic concepts -- 1.2. Properties...”

5 Table of Contents: “... Vacation; 5.3.1 Mathematical Formulation of the Model; 5.3.2 Steady-State Mean Number of Tasks...”

6 Table of Contents: “... Problem; 5.2 Expectation Maximization; 5.2.1 Background; 5.2.2 Mathematical Formulation; 5.2.3 Deriving...”