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  1. ltkach2015

    Circle normal to a vector

    Hey, example similar to: http://tutorial.math.lamar.edu/Classes/CalcIII/ParametricSurfaces.aspx Afterwards, its the same process I went thru above with the cone
  2. ltkach2015

    Circle normal to a vector

    Continuation of my last post: syms u v >>R = [u 0 0; 0 u*cos(v) 0; 0 0 u*sin(v)] R = [ u, 0, 0] [ 0, u*cos(v), 0] [ 0, 0, u*sin(v)] >> vector = cross(R(1,: ),R(2,: ) ) vector = [ 0, 0, u^2*cos(v)] *had to edit away the simily faces
  3. ltkach2015

    Circle normal to a vector

    Hey, dunno if I understand completely but here is what I think (btw I am still getting used to using the latex math symbols here so I won't use them in this response) Use the cross product (copied&pasted this one): Here the vector is normal to the circle's surface in the positive Z...
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