Recent content by admbmb

  1. admbmb

    Conceptual trouble with derivatives with respect to Arc Length

    Hi, So I'm working through a bunch of problems involving gradient vectors and derivatives to try to better understand it all, and one specific thing is giving me trouble. I have a general function that defines a change in Temperature with respect to position (x,y). So for example, dT/dt would...
  2. admbmb

    Finding Shortest Distance between two 3d Parametrized Curves

    Excellent, thank you! So I created a general function for distance, and then plotted that, and it looks correct. However, now I'm trying to solve for the roots of the derivative of that distance function to find where exactly the tangents are 0 (so I can find the minimum), but it's stuck...
  3. admbmb

    Finding Shortest Distance between two 3d Parametrized Curves

    So I have two parametrized equations for two different 3d curves: Rm(t) = (1.2*sin(2πt) + 0:3)i + t4j + 1.1cos2(2π(t + 0:2))k and R(t) = Sin(2πt)i + t3j + Cos2(2πt)k I need to figure out if these two curves come within a certain distance of each other (0.5). I cannot understand how to find...
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