2–5. The postulate of ultimate uniform distribution at one stage or another.
6. This area of distribution must be finite:
7, 8. Geometrical illustrations in support:
9. Can we conceive any exception here?
10, 11. Experimental determination of the random character when the events are many:
12. Corresponding determination when they are few.
13, 14. Illustration from the constant π.
15, 16. Conception of a line drawn at random.
17. Graphical illustration.