Single Idea 14729

[catalogued under 9. Objects / E. Objects over Time / 4. Four-Dimensionalism]

Full Idea

Four-dimensionalism may be formulated as the claim that, necessarily, each spatiotemporal object has a temporal part at every moment at which it exists.

Gist of Idea

4D says each spatiotemporal object must have a temporal part at every moment at which it exists

Source

Theodore Sider (Four Dimensionalism [2001], 3.2)

Book Reference

Sider,Theodore: 'Four Dimensionalism' [OUP 2003], p.59


A Reaction

If there were tiny quantum gaps between temporal parts, that would presumably ruin the story. On this view an object has to be a 'worm', to be the thing which has the parts.