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Single Idea 16496

[filed under theme 9. Objects / A. Existence of Objects / 5. Individuation / c. Individuation by location ]

Full Idea

The singling out of a substance at a time reaches backwards and forwards to time before and after that time.

Gist of Idea

Singling out extends back and forward in time

Source

David Wiggins (Sameness and Substance [1980], Pre 2)

Book Ref

Wiggins,David: 'Sameness and Substance' [Blackwell 1980], p.6


A Reaction

Presumably this is an inferred history and persistence conditions. Sounds fine in a stable world. We assume (a priori?) that any object will have a space-time line for its duration.


The 12 ideas with the same theme [picking out by location in spacetime]:

Bodies are independent of thought, and coincide with part of space [Hobbes]
If you separate the two places of one thing, you will also separate the thing [Hobbes]
If you separated two things in the same place, you would also separate the places [Hobbes]
A thing is individuated just by existing at a time and place [Locke]
Obviously two bodies cannot be in the same place [Locke]
A body is that which exists in space [Leibniz]
We use things to distinguish places and times, not vice versa [Leibniz]
Objects only exist if they 'occupy' space and time [Russell]
Singling out extends back and forward in time [Wiggins]
Times and places are identified by objects, so cannot be used in a theory of object-identity [Loux]
Diversity of two tigers is their difference in space-time; difference of matter is a consequence [Lowe]
A 'thing' cannot be in two places at once, and two things cannot be in the same place at once [Macdonald,C]