You have chosen 'Letters to a German Princess' by Leonhard Euler, 'Intuitionism: an Introduction' by Arend Heyting and 'fragments/reports' by Aristippus the younger
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Science, or select a subheading: |
| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |