Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §13.4 Directional Derivatives and Gradients, #20 · Multivariable Calculus · Gradient & optimization

Compute the … for … and draw them at a typical point…

Compute the $N, U, L$ for $x^{2} + y^{2} - z^{2} = 0$ and draw them at a typical point on the cone.

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §13.4 Directional Derivatives and Gradients, #20

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