You have chosen 'Realistic Rationalism' by Jerrold J. Katz, 'Fragments on My Philosophical Development' by Ludwig Feuerbach 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 Modes of Existence, or select a subheading: |
| A. | Relations | |
| B. | Properties | |
| C. | Powers and Dispositions | |
| D. | Universals | |
| E. | Nominalism |