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Ali Taghavi
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The distance to the zero section of $TM$

Let $(M,g)$ be a Riemannian manifold. Let $S_g$ be the corresponding Sasaki metric on $TM$. For every $V_p\in TM p\in M$, is it true and obvious that $0_p$ is the closest point of the zero section to $V_p$?

With some abuse of terminologies a rephrase of the question would be: Is the height of a rigth triangle shorter than its hypotenuse?

Ali Taghavi
  • 356
  • 8
  • 31
  • 123