Fem-fenics: Difference between revisions

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The equation being solved is
The equation being solved is


<math> -\mathrm{div}\ ( \nabla u(x, y) ) ) = 1 \qquad \mbox{ in } \Omega</math>
<math> -\mathrm{div}\ ( \nabla u(x, y) ) ) = 1 \qquad \mbox{ in } \Omega</math>


<math> u(x, y) = 0 \qquad \mbox{ on } \Gamma_D </math>
<math> u(x, y) = 0 \qquad \mbox{ on } \Gamma_D </math>
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=== Mixed Formulation for Poisson Equation ===
=== Mixed Formulation for Poisson Equation ===