You have chosen 'Nominalism and Substitutional Quantifiers' by Ruth Barcan Marcus, 'Oxford University Statutes' by Oxford Univ 1350 and 'The Aim and Structure of Physical Theory' by Pierre Duhem
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 |