You have chosen 'Nominalism and Substitutional Quantifiers' by Ruth Barcan Marcus, 'Protocol Sentences' by Otto Neurath and 'The Logic of What Might Have Been' by Nathan Salmon
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 |