以前のリビジョンの文書です

number of dimension number of nodes 0.0 0.0 [x1-coordinate, x2-coordinate, …] 1.0 0.0 … number of elements 4 1 2 3 4 [element type, node number 1, node number 2, …] 4 3 4 5 6 … number of boundary condition (only homogenous Dirichlet condition] 5 [number of dimension*(node number-1)+direction number ] 6 … number of force [only non-zero force] 3 -2.0 [number of dimension*(node number-1)+direction number, force] 4 -2.0 …

For element type, refer to page 9 in www.vtk.org/VTK/img/file-formats.pdf ex. triangle = 5 polygon = 7 quad = 9 tetra = 10 hexahedron = 12