triangle_to_xml_test, a C code which calls triangle_to_xml() to read a pair of node and element files created by the TRIANGLE program and write a corresponding XML mesh file that can be used by FENICS or DOLFIN.
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triangle_to_xml, a C code which reads the NODE and ELE files created by triangle() to describe a triangular mesh in 2D, and writes out a corresponding XML mesh file for use by DOLFIN or FENICS.