testb.dat

matlab实例

Three Bar Truss (from Allaire pg. 117)
nodes         - nnodes ndim; nodeID  x-coord  y-coord
3 2
1   0.0 150.0
2   0.0   0.0
3 260.0 150.0
elements      - nelem; elemID  type  propID  node1 node2
3
1 truss2d 1 1 3
2 truss2d 1 2 1
3 truss2d 2 2 3
properties    - nprop; propID  type  E A
2
1 MatTruss   69 200
2 MatTruss  207 100
constraints   - nconstr; constrID  nodeID  dof  value
3
1 1 1 0.0
2 1 2 0.0
3 2 1 0.0
loads         - nload; loadID  nodeID  dof  value
1
1 3 2 -0.4