FuncDef

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{  FUNCDEF.PDE  }

{

  This problem demonstrates the use of parametrized definitions

  (or "functions")

}

 

title 'Parameterized Definition test'

 

Variables

    u

 

definitions

 

    uu(arg) = arg*arg

 

equations

    div(grad(u)) + 8*uu(u)*dx(u) +4 = 0

 

boundaries

    region 1

       start(0,0)

              value(u)=0        

       line to (2,0) to (2,2) to (0,2) to close

 

monitors

    contour(u)

 

plots

    surface(u)

    contour(u)

 

end