massmatrix3d.form

来自「Dolfin provide a high-performance linear」· FORM 代码 · 共 15 行

# Copyright (c) 2005-2006 Anders Logg ([e-mail])
# Licensed under the GNU LGPL Version 2.1
#
# First added:  2005-06-05
# Last changed: 2006-03-28
#
# The bilinear form for a mass matrix.

element = FiniteElement("Lagrange", "tetrahedron", 1)

v = TestFunction(element)
U = TrialFunction(element)

a = v*U*dx