I am working on Engelman problem (body force stokes problem). I have got conflicting formulae from literature. i.e the Function F(x,y); Ref#1 F(x,y) = 256[6x^2(x-1)^2(2y-1)+y(y-1)(2y-1)(12x^2-12x+2)] Rf#2 F(x,y) = [x^2(x-1)^2(2y-1)+y(y-1)(12x^2-12x+2)]
Can anyone help?
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