You have chosen 'Substance and Individuation in Leibniz' by Cover,J/O'Leary-Hawthorne,J, 'Real Essence' by Jan-Erik Jones and 'Substitutional Classes and Relations' by Bertrand Russell
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Mathematics, or select a subheading: |
| A. | Nature of Mathematics | |
| B. | Foundations for Mathematics | |
| C. | Sources of Mathematics |