/usr/share/doc/python-ufl/demo/ProjectionSystem.ufl is in python-ufl-doc 2017.2.0.0-2.
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1 2 3 4 5 6 7 | element = FiniteElement("Lagrange", triangle, 1)
v = TestFunction(element)
u = TrialFunction(element)
f = Coefficient(element)
a = u*v*dx
L = f*v*dx
|