Combining Texts

All the ideas for 'works', 'Oxford Dictionary of Philosophy' and 'Investigations into Logical Deduction'

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6 ideas

5. Theory of Logic / H. Proof Systems / 4. Natural Deduction

13832

Natural deduction shows the heart of reasoning (and sequent calculus is just a tool) [Gentzen, by Hacking]

6. Mathematics / B. Foundations for Mathematics / 3. Axioms for Geometry

13007

Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz]

12. Knowledge Sources / B. Perception / 4. Sense Data / a. Sense-data theory

6451	Visual sense data are an inner picture show which represents the world [Blackburn]

13. Knowledge Criteria / C. External Justification / 3. Reliabilism / b. Anti-reliabilism

2866	A true belief might be based on a generally reliable process that failed on this occasion [Blackburn]

22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / c. Ethical intuitionism

2864	The main objection to intuitionism in ethics is that intuition is a disguise for prejudice or emotion [Blackburn]

22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / i. Prescriptivism

2865	Critics of prescriptivism observe that it is consistent to accept an ethical verdict but refuse to be bound by it [Blackburn]