more from David Lewis

Single Idea 3991

[catalogued under 7. Existence / C. Structure of Existence / 5. Supervenience / b. Types of supervenience]

Full Idea

In the case of millions of pixels making up a picture on a computer screen, the supervenience is reduction.

Clarification

'Supervenience' is the total mapping of one thing onto another

Gist of Idea

Where pixels make up a picture, supervenience is reduction

Source

David Lewis (Lewis: reduction of mind (on himself) [1994], p.414)

Book Reference

'A Companion to the Philosophy of Mind', ed/tr. Guttenplan,Samuel [Blackwell 1995], p.414


A Reaction

Since 'supervenience' seems a suspect relationship about which no one is clear, this is a point very much worth making.