All Questions
2 questions
2
votes
1
answer
417
views
Euler characteristic of Cauchy surface in Lorentz manifold
Are there any known topological restrictions on what kinds of manifolds can form the Cauchy hypersurface of a Lorentzian manifold? I'm particularly interested about restrictions on Euler ...
1
vote
1
answer
264
views
manifolds whose charts are maps to Minkowski space
I'm doing a project involving tilings of Minkowski space. For instance in 2d I have rectangular tiles determined by a spacelike line segment: the rectangle is the region caused by the line segment. ...