- #1
ChrisVer
Gold Member
- 3,378
- 464
Is it possible for a riemann manifold to change its curvature?
In practice could the universe in general change its curvature by time? (let's say in the past it was negative and today it's almost flat tending to positive);
If not which theorem disproves it?
In practice could the universe in general change its curvature by time? (let's say in the past it was negative and today it's almost flat tending to positive);
If not which theorem disproves it?