You have chosen 'Mathematics without Numbers' by Geoffrey Hellman, 'Elements of Intuitionism (2nd ed)' by Michael Dummett and 'A General Principle to Explain Laws of Nature' by Gottfried Leibniz
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Existence, or select a subheading: |
| A. | Nature of Existence | |
| B. | Change in Existence | |
| C. | Structure of Existence | |
| D. | Theories of Reality | |
| E. | Categories |