- Commit
- c3faf106eb7a70cd1e630d4fcbef5138d25908b4
- Parent
- 98369abb834e133b31178412abf5a58552235b9b
- Author
- Pablo <pablo-escobar@riseup.net>
- Date
Rephrased the theorem that states that the Morse index of a geodesic is well defined
Riemannian Geometry course project on the manifold H¹(I, M) of class H¹ curves on a Riemannian manifold M and its applications to the geodesics problem
Rephrased the theorem that states that the Morse index of a geodesic is well defined
1 file changed, 4 insertions, 8 deletions
Status | File Name | N° Changes | Insertions | Deletions |
Modified | sections/applications.tex | 12 | 4 | 8 |
diff --git a/sections/applications.tex b/sections/applications.tex @@ -427,11 +427,7 @@ essential for stating Morse's index theorem. \begin{corollary} Given a critical point \(\gamma\) of \(E\!\restriction_{\Omega_{p q} M}\), - \(A_\gamma\) has either finitely many eigenvalues including \(1\) or - infinitely many eigenvalues not equal to \(1\), in which case the only - accumulation point of the set of eigenvalues of \(A_\gamma\) is \(1\) and - \(1\) is a spectral value but not an eigenvalue. In particular, there is an - orthogonal decomposition + there is an orthogonal decomposition \[ T_\gamma \Omega_{p q} M = T_\gamma^- \Omega_{p q} M @@ -441,9 +437,9 @@ essential for stating Morse's index theorem. where \(T_\gamma^- \Omega_{p q} M\) is the finite-dimensional subspace spanned by eigenvectors with negative eigenvalues, \(T_\gamma^0 \Omega_{p q} M = \ker A_\gamma\) and \(T_\gamma^+ \Omega_{p q} M\) is the proper Hilbert - subspace spanned by eigenvectors with positive eigenvalues. The same holds - for critical points \(\gamma\) of \(E\!\restriction_{\Lambda M}\) and - \(T_\gamma \Lambda M\). + subspace given by the closure of the subspace spanned by eigenvectors with + positive eigenvalues. The same holds for critical points \(\gamma\) of + \(E\!\restriction_{\Lambda M}\) and \(T_\gamma \Lambda M\). \end{corollary} \begin{definition}\label{def:morse-index}