Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §13.4 Directional Derivatives and Gradients, #17 · Multivariable Calculus · Gradient & optimization

(Looking ahead) At a point where … is a maximum, what is…

(Looking ahead) At a point where $f (x, y)$ is a maximum, what is grad $f$ ? Describe the level curve containing the maximum point $(x, y)$ .

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §13.4 Directional Derivatives and Gradients, #17

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