Full Idea
Unless otherwise noted, I will think of temporal parts as being instantaneous.
Gist of Idea
Temporal parts are instantaneous
Source
Theodore Sider (Four Dimensionalism [2001], 3.2)
Book Reference
Sider,Theodore: 'Four Dimensionalism' [OUP 2003], p.60
A Reaction
This comes up against all the Augustinian worries about the intrinsic nature of time. How many temporal parts does a typical object possess? Is a third temporal part always to be found between any two of them? How do they 'connect'?