MFEM NURBS mesh v1.0

#
# MFEM Geometry Types (see mesh/geom.hpp):
#
# SEGMENT     = 1
# SQUARE      = 3
# CUBE        = 5
#

dimension
2

elements
5
1 3 4 5 6 7
1 3 0 1 5 4
1 3 1 2 6 5
1 3 3 7 6 2
1 3 0 4 7 3

boundary
4
1 1 0 1
1 1 2 3
1 1 1 2
1 1 3 0

edges
12
0 0 1
0 4 5
0 7 6
0 3 2
1 1 2
1 5 6
1 4 7
1 0 3
2 0 4
2 1 5
2 2 6
2 3 7

vertices
8

knotvectors
3
2 3 0 0 0 1 1 1
2 3 0 0 0 1 1 1
2 3 0 0 0 1 1 1

weights
1 1 1 1 1 1 1 1

0.7071067811865475244
1
1
0.7071067811865475244

0.7071067811865475244
1
1
0.7071067811865475244

1
1
1
1

1
0.8535533905932737622
0.8535533905932737622
0.8535533905932737622
0.8535533905932737622

FiniteElementSpace
FiniteElementCollection: NURBS2
VDim: 2
Ordering: 1

-2 -2
2 -2
2 2
-2 2
-1 -1
1 -1
1 1
-1 1

0 -4
0 -1
0 1
0 4

4 0
1 0
-1 0
-4 0

-1.5 -1.5
1.5 -1.5
1.5 1.5
-1.5 1.5

0 0
0 -2.5
2.5 0
0 2.5
-2.5 0