You have chosen 'Matter and Memory' by Henri Bergson, 'Intro to 2nd ed of Principia Mathematica' by Bertrand Russell and 'On the Nature of Truth and Falsehood' by Bertrand Russell
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Science, or select a subheading: |
| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |