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Of course that people have explored physics in spaces with multiple time dimensions. They aren't stable, orbits can't form, atoms can't form, etc. As far as I k
by 4ad 5y ago
Of course that people have explored physics in spaces with multiple time dimensions. They aren't stable, orbits can't form, atoms can't form, etc. As far as I know 1+3 (three time dimensions and one space dimension) is stable, but can only contain tachyons, but that's not my area of expertise.
- akomtu 5y agoI've read that paper. It only considered the case with flat and long dimensions. The second time dimension could form a tiny circle, just like the 4th space dimension.