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Single Idea 18898

[filed under theme 19. Language / B. Reference / 1. Reference theories ]

Full Idea

In modern predicate logic, definite reference by proper names is the primary and sole form of reference.

Gist of Idea

In standard logic, names are the only way to refer

Source

Fred Sommers (Intellectual Autobiography [2005], 'Reference')

Book Ref

'The Old New Logic', ed/tr. Oderberg,David S. [MIT 2005], p.16


A Reaction

Hence we have to translate definite descriptions into (logical) names, or else paraphrase them out of existence. The domain only contains 'objects', so only names can uniquely pick them out.


The 10 ideas from Fred Sommers

'Predicable' terms come in charged pairs, with one the negation of the other [Sommers, by Engelbretsen]
Sommers promotes the old idea that negation basically refers to terms [Sommers, by Engelbretsen]
Translating into quantificational idiom offers no clues as to how ordinary thinkers reason [Sommers]
Predicates form a hierarchy, from the most general, down to names at the bottom [Sommers]
Truthmakers are facts 'of' a domain, not something 'in' the domain [Sommers]
Logic which maps ordinary reasoning must be transparent, and free of variables [Sommers]
Unfortunately for realists, modern logic cannot say that some fact exists [Sommers]
In standard logic, names are the only way to refer [Sommers]
Predicate logic has to spell out that its identity relation '=' is an equivalent relation [Sommers]
Categories can't overlap; they are either disjoint, or inclusive [Sommers, by Westerhoff]