Combining Philosophers

Ideas for Charles Parsons, George Engelbretsen and James Cargile

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7 ideas

5. Theory of Logic / A. Overview of Logic / 2. History of Logic

18912

Was logic a branch of mathematics, or mathematics a branch of logic? [Engelbretsen]

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

18922

Logical syntax is actually close to surface linguistic form [Engelbretsen]

18905

Propositions can be analysed as pairs of terms glued together by predication [Engelbretsen]

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

18908

Standard logic only negates sentences, even via negated general terms or predicates [Engelbretsen]

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

9469	Substitutional existential quantifier may explain the existence of linguistic entities [Parsons,C]

9468	On the substitutional interpretation, '(∃x) Fx' is true iff a closed term 't' makes Ft true [Parsons,C]

5. Theory of Logic / G. Quantification / 6. Plural Quantification

14235

Saying 'they can become a set' is a tautology, because reference to 'they' implies a collection [Cargile]