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Ideas for 'Axiomatic Theories of Truth (2005 ver)', 'Intellectual Autobiography' and 'works'

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6 ideas

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

15652

We can use truth instead of ontologically loaded second-order comprehension assumptions about properties [Halbach]

5. Theory of Logic / D. Assumptions for Logic / 4. Identity in Logic

18897

Predicate logic has to spell out that its identity relation '=' is an equivalent relation [Sommers]

5. Theory of Logic / E. Structures of Logic / 1. Logical Form

18893

Translating into quantificational idiom offers no clues as to how ordinary thinkers reason [Sommers]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not

18903

Sommers promotes the old idea that negation basically refers to terms [Sommers, by Engelbretsen]

5. Theory of Logic / E. Structures of Logic / 7. Predicates in Logic

18894

Predicates form a hierarchy, from the most general, down to names at the bottom [Sommers]

15651

Instead of saying x has a property, we can say a formula is true of x - as long as we have 'true' [Halbach]