You have chosen 'Approaches to Intentionality' by William Lyons, 'Boole calculus and the Concept script' by Gottlob Frege and 'On the Nature of the Universe' by Lucretius
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Knowledge Sources, or select a subheading: |
| A. | A Priori Knowledge | |
| B. | Perception | |
| C. | Rationalism | |
| D. | Empiricism | |
| E. | Direct Knowledge |