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