You have chosen 'Intensional Logic' by Melvin Fitting, 'On the General Idea of Proof Theory' by Dag Prawitz and 'Reasoning and the Logic of Things' by Charles Sanders Peirce
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 |