MFEM mesh v1.0

#
# MFEM Geometry Types (see mesh/geom.hpp):
#
# POINT       = 0
# SEGMENT     = 1
# TRIANGLE    = 2
# SQUARE      = 3
# TETRAHEDRON = 4
# CUBE        = 5
# PRISM       = 6
#

dimension
1

elements
4
1 1 0 1
1 1 1 2
1 1 2 3
1 1 3 4

boundary
2
1 0 0
2 0 4

vertices
5
2
0 0
0.25 0.25
0.50 0.50
0.75 0.75
1 1