You have chosen 'The Blue and Brown Notebooks' by Ludwig Wittgenstein, 'Les quaestiones de anima (lectures on the soul)' by Blasius of Parma and 'Function and Concept' by Gottlob Frege
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 |