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Use this tag for questions that specifically address the role of the Hausdorff (T_2) condition, or about the set of Hausdorff topologies, etc. For a topological question with the Hausdorff assumption, just use [gn.general-topology].

11 votes
1 answer
1k views

Does the gluing procedure in Robert Wald’s book *General Relativity* yield a Hausdorff space...

Before I state my problem, let me provide some definitions pertaining to the Cauchy Problem in General Relativity. Definition 1: A triplet $ (\Sigma,h,k) $ is called an initial data set if $ (\Sigm …
Leonard's user avatar
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2 votes
0 answers
255 views

The Cauchy Problem in General Relativity: Existence of a Hausdorff Development

This is related to a problem that I posed about a year ago. I was given several references by a number of experts who were kind enough to entertain my rather arcane question. Those references were hel …
Leonard's user avatar
  • 307