Manuscript VIII-B@3 · VIII-B-v3.tex · section · 3aa6baa1
Embedding, acausality, and ordering
The retuned polyhedral slicing family › Embedding, acausality, and ordering · lines 809–815
Causality at the singular axis is understood in the ultrastatic length-space sense: a future causal curve has nondecreasing time and spatial speed at most its time speed. This agrees with ordinary Lorentzian causality on the regular part.