Combining Texts
Ideas for
'Logic (Encyclopedia I)', 'Frege philosophy of mathematics' and 'Thinking About Logic'
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8 ideas
7. Existence / C. Structure of Existence / 7. Abstract/Concrete / a. Abstract/concrete
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9884
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The distinction of concrete/abstract, or actual/non-actual, is a scale, not a dichotomy [Dummett]
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7. Existence / D. Theories of Reality / 2. Realism
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9869
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Realism is just the application of two-valued semantics to sentences [Dummett]
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7. Existence / D. Theories of Reality / 10. Vagueness / d. Vagueness as linguistic
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11016
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Would a language without vagueness be usable at all? [Read]
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7. Existence / D. Theories of Reality / 10. Vagueness / f. Supervaluation for vagueness
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11019
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Supervaluations say there is a cut-off somewhere, but at no particular place [Read]
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11012
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A 'supervaluation' gives a proposition consistent truth-value for classical assignments [Read]
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11013
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Identities and the Indiscernibility of Identicals don't work with supervaluations [Read]
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7. Existence / E. Categories / 1. Categories
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15634
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Thought about particulars is done entirely through categories [Hegel]
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22078
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Even simple propositions about sensations are filled with categories [Hegel]
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