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New examples for the fem-fenics pkg * Laplace: solve the laplace problem described on dolfin website * Biharmonic: solve the biharmonic equation described on dolfin * Heat: solve the heat evolutionary equation
author gedeone-octave <marco.vassallo@outlook.com>
date Fri, 26 Jul 2013 11:29:29 +0200
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element = FiniteElement("Lagrange", triangle, 1)

u = TrialFunction(element)
v = TestFunction(element)

u0 = Coefficient(element)
f = Coefficient(element)
g = Coefficient(element)
k = Constant(triangle)

eq = (1/k)*(u-u0)*v*dx + inner(grad(u), grad(v))*dx -f*v*dx - g*v*ds
a = rhs (eq)
L = lhs (eq)