You have chosen 'Criterion of Validity in Reasoning' by Charles Sanders Peirce, 'The Foundations of Mathematics (2nd ed)' by Kenneth Kunen and 'Essence and Being' by Scott Shalkowski
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 |