CONTENTS 



THE SECOND VOLUME. 



BOOK III. 



ON INVUCTION.-(Continued.) 



CHAPTER XIV. Of the Limits to the Explanation of Laws 

 of Nature; and of Hypotheses. 



PAGK 



1. CAN all the sequences in nature be resolvable into one law? 3 



2. Ultimate laws cannot be less numerous than the distin- 



guishable feelings of our nature . . .4 



3. In what sense ultimate facts can be explained . . 8 



4. The proper use of scientific hypotheses . .10 



5. Their indispensableness . . . .18 



6. Legitimate, how distinguished from illegitimate hypotheses 21 



7. Some inquiries apparently hypothetical are really in- 



ductive . . . . .25 



CHAPTER XV. Of Progressive Effects ; and of the Continued 

 Action of Causes. 



1. How a progressive effect results from the simple continu- 

 ance of the cause . . . . 39 



2. and from the progressiveness of the cause . . 35 



3. Derivative laws generated from a single ultimate law . 38 



CHAPTER XVI. Of Empirical, Laws. 



1. Definition of an empirical law . . .41 



2. Derivative laws commonly depend upon collocations . 42 



3. The collocations of the permanent causes are not reducible 



to any law .... 44 



4. And hence empirical laws cannot be relied upon beyond the 



limits of actual experience . . 45 



5. Generalizations which rest only on the Method of 



Agreement can only be received as empirical laws . 47 



a 2 



