You have chosen 'Counterpart theory and Quant. Modal Logic' by David Lewis, 'Principles of Nature and Grace based on Reason' by Gottfried Leibniz and 'On Body and Force, Against the Cartesians' by Gottfried Leibniz
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Formal Logic, or select a subheading: |
| A. | Syllogistic Logic | |
| B. | Propositional Logic PL | |
| C. | Predicate Calculus PC | |
| D. | Modal Logic ML | |
| E. | Nonclassical Logics | |
| F. | Set Theory ST | |
| G. | Formal Mereology |