You have chosen 'A Realistic Theory of Categories' by Roderick Chisholm, 'De Ente et Essentia (Being and Essence)' by Thomas Aquinas and 'The Decline of the West' by Oswald Spengler
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 |