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My 2D L.e.:

Uxx + Uyy = 0

with boundary conditions:

U (x,0) =x

U (0,y) =0

U (1,y) =1

U (x,1) =x

Please, need help with analytical sollution!

i'm trying to do smth like it is described in attachment pic, but i it's not working..

Thanks!

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# Laplace equation

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