# tet_quad_faces.txt
#
#  Discussion:
#
#    Node indices that make each (quadratic/6 node triangle) face
#    of a tetrahedron.
#
#  Modified:
#
#    17 January 2007
#
#  Author:
#
#    John Burkardt
#
#  Reference:
#
#    Anwei Liu, Barry Joe,
#    Quality Local Refinement of Tetrahedral Meshes Based
#    on 8-Subtetrahedron Subdivision,
#    Mathematics of Computation,
#    Volume 65, Number 215, July 1996, pages 1183-1200.
#
         1       5       2       9       4       7
         2       8       3      10       4       9
         3       6       1       7       4      10
         1       6       3       8       2       5