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Ideas of C. Anthony Anderson, by Text

[American, fl. 2011, Professor at the University of California, Santa Barbara]

2014 Identity and Existence in Logic
1.5 p.59 Basic variables in second-order logic are taken to range over subsets of the individuals
1.5 p.60 The notion of 'property' is unclear for a logical version of the Identity of Indiscernibles
1.6 p.60 Individuation was a problem for medievals, then Leibniz, then Frege, then Wittgenstein (somewhat)
2.1 p.63 's is non-existent' cannot be said if 's' does not designate
2.3 p.67 Free logics has terms that do not designate real things, and even empty domains
2.5 p.71 We cannot pick out a thing and deny its existence, but we can say a concept doesn't correspond
2.6 p.72 Do mathematicians use 'existence' differently when they say some entity exists?
2.6 p.74 Stop calling ∃ the 'existential' quantifier, read it as 'there is...', and range over all entities
2.6 p.74 We can distinguish 'ontological' from 'existential' commitment, for different kinds of being