You have chosen 'Title, Unity, Authenticity of the 'Categories'' by Michael Frede, 'Symbolic Logic (with Langford)' by C.I. Lewis and 'Substance and Individuation in Leibniz' by Cover,J/O'Leary-Hawthorne,J
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Reason, or select a subheading: |
| A. | Nature of Reason | |
| B. | Laws of Thought | |
| C. | Styles of Reason | |
| D. | Definition | |
| E. | Argument | |
| F. | Fallacies |