JOURNAL OF MATHEMATICAL PHYSICS 47(11) 1125021-1125028 2006年11月 [査読有り]
It is expected that matter composed of a perfect fluid cannot be at rest outside of a black hole if the spacetime is asymptotically flat and static (nonrotating). However, there has not been rigorous proof for this expectation without assuming sph...
For a given boundary Gamma in R-n consisting of arcs and vertices, with two or more arcs meeting at each vertex, we treat the problem of estimating the area density of a soap film-like surface Sigma spanning Gamma. Sigma is assumed locally to mini...