Good stuff. Wish the argument were recast in intrinsic form that avoids the schema of levels/types and metaness thohttps://twitter.com/meaningness/status/757578754348740608 …
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the post itself is probably irrelevant to this discussion. Key q is what are equivalent of arc-length, curvature torsion etc.
brb, have gotten sucked into https://en.wikipedia.org/wiki/Frenet%E2%80%93Serret_formulas …
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