Recent content by shawnstrausser

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    Nonlinear coordinate transformation

    Homework Statement Evening all, I'm trying to solve the 2-D diffusion equation in a region bounded by y = m x + b, and y = -m x -b. The boundary condition makes it complicated to work with numerically, and I recall a trick that involves a coordinate transformation so that y = m x + b, and y =...
  2. S

    Nonlinear coordinate transformation

    Just realized I posted in the wrong section...sorry
  3. S

    Nonlinear coordinate transformation

    Evening all, I'm trying to solve the 2-D diffusion equation in a region bounded by y = m x + b, and y = -m x -b. The boundary condition makes it complicated to work with numerically, and I recall a trick that involves a coordinate transformation so that y = m x + b, and y = -m x -b are mapped...
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    Manipulating differentials in thermodynamics

    Hi everyone, Sorry if this has been posted before, but I had a quick question manipulating differentials. This problem is in the context of thermodynamics. We know from the first law that E=E(S,V), and from calculus I know that: dE=(∂E/∂S)v dS+(∂E/∂V)s dV sorry if this is hard to read, I'm new...
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