What characteristic defined the beginning suggested by the Hawking-Hartle No-Boundary proposal?

Answer

A smooth, curved beginning where time was indistinguishable from space

The no-boundary proposal treats the origin not as a specific point event, but as a smooth curvature in the geometry of reality where time essentially behaves as another spatial dimension.

What characteristic defined the beginning suggested by the Hawking-Hartle No-Boundary proposal?

#Videos

Questioning the universe | Stephen Hawking - YouTube

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