Member calcmogul Jun 22, 2024 • edited This SubjectTo() line could use a derivation in a comment. I assume it's something like the arctangents of the two angles being equal, then rearranged to use just cosine and sine, and avoid division. shueja and others added 2 commits June 21...
I'm on the last chapter of a 1200 page calc book, I'm really psyched. Homework Statement The Attempt at a Solution The method I learned for finding the unit normal of a vector field, n, is take the derivative of the equation and divide that by the magnitude of the... ...
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Next, we choose a local orthonormal frame e_1,e_2 with respect to h and define the following two vector fields \begin{aligned} X=\bigg ({\tilde{A}}_{ij}F\cdot dF(e_j) -{\tilde{H}}F\cdot dF(e_i)\bigg )e_i, \qquad Y=\bigg (A_{ij}F\cdot dF(e_j)-HF\cdot dF(e_...