Combining Texts

All the ideas for 'The Aim and Structure of Physical Theory', 'Il Saggiatore ('The Assayer')' and 'Reply to Professor Marcus'

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7 ideas

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

10801

Either reference really matters, or we don't need to replace it with substitutions [Quine]

12. Knowledge Sources / B. Perception / 2. Qualities in Perception / d. Secondary qualities

7401	Heat and colour don't exist, so cannot mislead about the external world [Galileo, by Tuck]

5454	Tastes, odours and colours only reside in consciousness, and would disappear with creatures [Galileo]

14. Science / A. Basis of Science / 6. Falsification

22137

Observation can force rejection of some part of the initial set of claims [Duhem, by Boulter]

14. Science / B. Scientific Theories / 6. Theory Holism

18197

Experiments only test groups of hypotheses, and can't show which one is wrong [Duhem]

14. Science / D. Explanation / 2. Types of Explanation / i. Explanations by mechanism

16560

Galileo introduced geometrico-mechanical explanation, based on Archimedes [Galileo, by Machamer/Darden/Craver]

26. Natural Theory / A. Speculations on Nature / 4. Mathematical Nature

3645	To understand the universe mathematics is essential [Galileo]