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PDE problem

  1. Oct 2, 2006 #1
    hmmm i have no idea where to even start with this problem, i cannot find any examples that are similar or anything like that anywhere!


    anyone got an idea as to a good first step to take?


    sarah :)

    edit: i tryed something wild and came up with [​IMG] but i didnt use any knowlage of PDE's to work that out....hmmm.... :S
  2. jcsd
  3. Oct 3, 2006 #2
    how did you get your answer??
  4. Oct 3, 2006 #3
    i just differentiated u(x,y) with respect to x then respect to y and that gave me A(u)

    but doesn't that seem to simple? i mean, there is no PDE stuff involved really... :S
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