You have chosen 'Purifications (frags)' by Empedocles, 'Principles of Arithmetic, by a new method' by Giuseppe Peano and 'Against Coherence' by Erik J. Olsson
start again | choose another area for these texts | all the ideas for this combination of textsAll the ideas for Modality, or select a subheading: |
A. | Necessity | |
B. | Possibility | |
C. | Sources of Modality | |
D. | Knowledge of Modality | |
E. | Possible worlds |