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fredrick08
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Homework Statement
Does the following differential equation for u(x,y) have solutions which have the form of a product of functions of each independent variable:
[tex]\partial[/tex]2u/[tex]\partial[/tex]x[tex]\partial[/tex]y=u3. The Attempt at a Solution [/]
=>[tex]\int[/tex][tex]\int[/tex]u dx dy =uxy=f(x)f(y) ?
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