Singularities of Varieties
Singularities of Varieties
Singularities of Varieties
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Morse Lemma<br />
Assume N = R. Then f is stable iff the Hessian is nondegenerate at all<br />
critical points, and the function values <strong>of</strong> the critical points ar all different.<br />
Moreover, the set <strong>of</strong> stable functions is dense.<br />
VO AAG 27