On Aug 2, 2012, at 3:23 PM, Abdul <abdul_fata...@yahoo.ca> wrote:
> Hi everybody
> I need help to solve the following problem in finite element
> A field variable f(x,y)=xᵌ y is defined over a rectangle domain
> Ω={K: 0≤x≥4 , 0≤y≥6” Given the expression
> g=∬_(0 0)^(6 4)▒〖X^3 Y dx dy〗
> And assume the following bilinear interpolation shape functions are used to
> discretize the spatial geometric variable x and y:
> N1= ¼ (1-z)(1-e)
> N1= ¼ (1+z)(1-e)
> N1= ¼ (1+z)(1+e)
> N1= ¼ (1-z)(1+e)
>
> Where -1 ≤ z , e ≤ 1 for the local coordinates, z & e
> Determine the value of g using Guass quadrature numerical integration
> method.
> Explain any similarity or difference between your answer and the exact
> solution.
>
My apologies but there's a no homework policy on this list -- good luck!
Michael
> Please advise
>
> Thanks to all
>
>
>
>
>
> --
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