You have chosen 'Letters to Paul Pellison-Fontinier' by Gottfried Leibniz, 'Letters to Frege' by Bertrand Russell 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 texts| All the ideas for Knowledge Aims, or select a subheading: |
| A. | Knowledge | |
| B. | Certain Knowledge | |
| C. | Knowing Reality |