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Ideas for 'Deflationary Metaontology of Thomasson', 'Review of Husserl's 'Phil of Arithmetic'' and 'fragments/reports'

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4. Formal Logic / B. Propositional Logic PL / 2. Tools of Propositional Logic / e. Axioms of PL

9585	Since every definition is an equation, one cannot define equality itself [Frege]