Gekko
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What is the general approach to take when the Hessian is inconclusive when classifying critical points? ie the determinant = 0?
The discussion focuses on the classification of critical points when the Hessian determinant equals zero, indicating inconclusiveness. Specifically, when det(H) = 0 and the Hessian matrix H has both positive and negative eigenvalues, the critical point is identified as a saddle point. The conversation highlights the challenges of classifying degenerate critical points and suggests that Thom's Splitting Lemma may provide a solution, serving as a parametrized version of the Morse lemma.
PREREQUISITESMathematicians, particularly those specializing in calculus and differential topology, as well as students and researchers dealing with critical point analysis in multivariable functions.