In chapter 4.3.1, the figure is named as figure 3.3.1 instead of figure 4.3.1  <!--session: 1605253750261-052989d1-b5b7-437a-984f-c21fb3e7bfcf-->
In chapter 4.3.1, the figure is named as figure 3.3.1 instead of figure 4.3.1
