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Timeline for Global invertibility

Current License: CC BY-SA 3.0

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Dec 4, 2011 at 20:41 vote accept Sz_Z
Dec 4, 2011 at 18:36 comment added algori Robert -- I think Petya meant that the exponential is not a diffeomorphism $\mathbb{R}\to\mathbb{R}$.
Dec 4, 2011 at 18:21 comment added Robert Israel I think you mean the exponential function on the complex numbers (considered as ${\mathbb R}^2$). The statement would be true for $C^1$ maps of $\mathbb R$ to itself.
Dec 4, 2011 at 18:20 answer added stephanos timeline score: 0
Dec 4, 2011 at 17:37 comment added Petya Look on the exponential map on the real line...
Dec 4, 2011 at 17:12 history asked Sz_Z CC BY-SA 3.0