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Ideas for 'fragments/reports', 'What Required for Foundation for Maths?' and 'Grundgesetze der Arithmetik 2 (Basic Laws)'

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9. Objects / A. Existence of Objects / 2. Abstract Objects / a. Nature of abstracta
Real numbers as abstracted objects are now treated as complete ordered fields [Mayberry]
9. Objects / B. Unity of Objects / 3. Unity Problems / e. Vague objects
The first demand of logic is of a sharp boundary [Frege]