Combining Texts

All the ideas for 'Symbolic Reasoning', 'fragments/reports' and 'Foundations of Philosophical Knowledge'

expand these ideas     |    start again     |     specify just one area for these texts

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4 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

21548

The null class is the class with all the non-existents as its members [MacColl, by Lackey]

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

22013

Subjects distinguish representations, as related both to subject and object [Reinhold]

15. Nature of Minds / A. Nature of Mind / 1. Mind / d. Location of mind

5987	Alcmaeon was the first to say the brain is central to thinking [Alcmaeon, by Staden, von]

29. Religion / D. Religious Issues / 2. Immortality / b. Soul

24043

Soul must be immortal, since it continually moves, like the heavens [Alcmaeon, by Aristotle]