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Ideas for 'fragments/reports', 'Russell's Mathematical Logic' and 'fragments/reports'

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5. Theory of Logic / A. Overview of Logic / 8. Logic of Mathematics

10035

Mathematical Logic is a non-numerical branch of mathematics, and the supreme science [Gödel]

5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle

1312	If everything is and isn't then everything is true, and a midway between true and false makes everything false [Aristotle on Heraclitus]

5. Theory of Logic / G. Quantification / 2. Domain of Quantification

10042

Reference to a totality need not refer to a conjunction of all its elements [Gödel]

5. Theory of Logic / K. Features of Logics / 8. Enumerability

10038

A logical system needs a syntactical survey of all possible expressions [Gödel]