You have chosen 'Set Theory and related topics (2nd ed)' by Seymour Lipschutz, 'Summa Contra Gentiles' by Thomas Aquinas and 'Boole calculus and the Concept script' by Gottlob Frege
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Knowledge Criteria, or select a subheading: |
| A. | Justification Problems | |
| B. | Internal Justification | |
| C. | External Justification | |
| D. | Scepticism | |
| E. | Relativism |