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Jul 27, 2018 at 10:08 comment added Pietro Majer Some compactness is needed, even if not really in crucial way; the assumption of compactness of M may be replaced by the Palais-Smale condition, or even some weaker form of it. What is certainly crucial is the Morse-Smale assumption, whose first consequence is that any flow line may only connect critical points with Morse indices in strict decreasing order.
Jul 26, 2018 at 21:40 comment added Alessio Pellegrini Does the "monotonicity of Morse indices"-argument use the compactness of $M$ in some crucial way?
Mar 7, 2012 at 11:09 history edited Pietro Majer CC BY-SA 3.0
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Nov 29, 2010 at 17:50 comment added Orbicular Excuse me, just a small question: how does one obtain the neighborhood $U_x$ and the bound $c=c(f,g)$?
Oct 4, 2010 at 19:17 comment added Pietro Majer Yes, that's correct.
Oct 4, 2010 at 19:08 history edited Pietro Majer CC BY-SA 2.5
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Oct 4, 2010 at 19:02 comment added Orbicular Thanks, Pietro. The proof will generalize to the case of a fixed Morse function f on a Hilbert manifold (with fixed complete metric) assuming the PS condition if one fixes the endpoints, right? Because the f-values on the Morse trajectory stay in a finite windows. Hence the number of possible critical points it comes close to is finite. Furthermore dim(M) in your equation should be replaced by the relative Morse index.
Oct 4, 2010 at 18:51 vote accept Orbicular
Oct 4, 2010 at 17:50 history undeleted Pietro Majer
Oct 4, 2010 at 17:49 history edited Pietro Majer CC BY-SA 2.5
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Oct 4, 2010 at 16:40 history deleted Pietro Majer
Oct 4, 2010 at 16:36 history answered Pietro Majer CC BY-SA 2.5