Combining Texts

All the ideas for 'Collins Dictionary of Philosophy', 'Intro to 'Rationality in Greek Thought'' and 'Investigations into Logical Deduction'

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3 ideas

2. Reason / A. Nature of Reason / 1. On Reason

23249

The early philosophers thought that reason has its own needs and desires [Frede,M]

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]

12. Knowledge Sources / B. Perception / 4. Sense Data / b. Nature of sense-data

6457	Sensations are mental, but sense-data could be mind-independent [Vesey]