[微積] hessian matrix證明問題請益
各位板友好
我現在在證明整個hessian matrix計算出來要是正值
請問我如果代數值進去我的整個hessian的式子裡
而這些數值都是合理範圍內的 結果出現了負值
有機會利用一階微分等於零的結果
去湊出整個hessian >0 嗎
還是就不可能了?
謝謝大家
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