You have chosen 'Letter to Frege 29.12.1899' by David Hilbert, 'The Analects (Lunyu)' by Kongzi (Confucius) and 'Theory of Science (Wissenschaftslehre, 4 vols)' by Bernard Bolzano
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 |