Combining Texts

All the ideas for 'Semantics, Conceptual Role', 'Investigations into Logical Deduction' and 'Formal and Transcendental Logic'

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5 ideas

5. Theory of Logic / C. Ontology of Logic / 1. Ontology of Logic

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Logicians presuppose a world, and ignore logic/world connections, so their logic is impure [Husserl, by Velarde-Mayol]

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Phenomenology grounds logic in subjective experience [Husserl, by Velarde-Mayol]

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

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

6. Mathematics / B. Foundations for Mathematics / 1. Foundations for Mathematics

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Pure mathematics is the relations between all possible objects, and is thus formal ontology [Husserl, by Velarde-Mayol]

19. Language / A. Nature of Meaning / 7. Meaning Holism / c. Meaning by Role

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The meaning of a representation is its role in thought, perception or decisions [Block]