CONTENTS. 



Page 



PREFACE v 



TABLE OF CONTENTS vii 



PRELIMINARY CONSIDERATIONS 1 



I. FUNDAMENTAL ASSUMPTION OF THIS TREATISE.-II. THE UNITY OF NATURE 

 AND OF LIFE. III. THE METHODOLOGIST'S PROCEDURE. IV. THE METHODOLOG1ST 

 AS SCIENTIFIC? DISCOVERER. 



BOOK I. THEORY. 



PART I. THE PROBLEM. 



Section I. ABSOLUTISM AND RELATIVISM IN METHODOLOGY .... 17 



Section II. THE INFANT AND CHILD MIND 22 



Section III. THE SCIENTIFICALLY UNTRAINED ADULT 24 



Section IV. THE SCIENTIFICALLY TRAINED INDIVIDUAL .... 28 

 Section V. THE MAN OF GENIUS, AND THOUGHT AS HABIT-CON- 

 TROLLED AND AS A PAN-HUMAN PRODUCT 34 



Section VI. THE PROGRESS OF METHODOLOGICAL THEORY ... 38 



Section VII.- CONCLUSION 53 



PART IL DEFINITION OF SOME IMPORTANT 

 METHODOLOGICAL TERMS. 



Section VIII. OBJECT, FACT, ENVIRONMENT 54 



Section IX. OBSERVATION 57 



Section X. EXPERIMENT AND USE OF INSTRUMENTS .... 80 



Section XI. CAUSAL ENQUIRIES 85 



Section XII. HYPOTHESES 89 



Section XIII. GENERALISATION OR EXTENSION 98 



Section XIV. VERIFICATION AND PROOF 113 



Section XV. DEDUCTION 118 



Section XVI. DEFINITE, EXACT, AND MATHEMATICAL PROCE- 

 DURE: 



a) The Case for Mathematical Procedure 123 



b) Definition of Terms 128 



c) Precision in Statements 129 



d) Definiteness in Scientific Work generally 130 



e) Mathematical and Non-Mathematical Procedure . . 130 



Section XVII. INDUCTION 132 



Section XVIII. CONCLUSION 142 



BOOK H. PRACTICE. 



PART III. INTRODUCTORY. 



Section XIX. INTRODUCTORY AND SUMMARY 145 



Section XX.- 

 Conclusion 



PART IV. PREPARATORY STAGE. 



-STUDIES PREPARATORY TO ALL INVESTIGATIONS .... 

 1. Need of Procedure being determined Methodologically 



154 

 154 



Conclusion 2. Need of a Synthetic Methodology, and of a Historical 

 Appreciation of Differences in Methods and in the 

 Scope of Enquiries 163 



