21 ideas
18901 | Truthmakers are facts 'of' a domain, not something 'in' the domain [Sommers] |
18904 | 'Predicable' terms come in charged pairs, with one the negation of the other [Sommers, by Engelbretsen] |
18895 | Logic which maps ordinary reasoning must be transparent, and free of variables [Sommers] |
18897 | Predicate logic has to spell out that its identity relation '=' is an equivalent relation [Sommers] |
18893 | Translating into quantificational idiom offers no clues as to how ordinary thinkers reason [Sommers] |
18903 | Sommers promotes the old idea that negation basically refers to terms [Sommers, by Engelbretsen] |
12797 | If plural variables have 'some values', then non-count variables have 'some value' [Laycock] |
18894 | Predicates form a hierarchy, from the most general, down to names at the bottom [Sommers] |
12794 | Plurals are semantical but not ontological [Laycock] |
17694 | Some non-count nouns can be used for counting, as in 'several wines' or 'fewer cheeses' [Laycock] |
17695 | Some apparent non-count words can take plural forms, such as 'snows' or 'waters' [Laycock] |
12792 | The category of stuff does not suit reference [Laycock] |
12799 | Descriptions of stuff are neither singular aggregates nor plural collections [Laycock] |
12818 | We shouldn't think some water retains its identity when it is mixed with air [Laycock] |
18900 | Unfortunately for realists, modern logic cannot say that some fact exists [Sommers] |
13127 | Categories can't overlap; they are either disjoint, or inclusive [Sommers, by Westerhoff] |
12795 | Parts must be of the same very general type as the wholes [Laycock] |
20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |
17696 | 'Humility is a virtue' has an abstract noun, but 'water is a liquid' has a generic concrete noun [Laycock] |
18898 | In standard logic, names are the only way to refer [Sommers] |
12791 | It is said that proper reference is our intellectual link with the world [Laycock] |