You have chosen 'The Sign of Four' by Arthur Conan Doyle, 'An Axiomatization of Set Theory' by John von Neumann and 'Frege on Knowing the Third Realm' by Tyler Burge
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 |