ex5_12b.in

an introduction to boundary element methods一书源码

Example 5.12 (multiply--connected region, constant elements)
32  4  2  16  32
0. -2.  0.7653 -1.8478  1.4142 -1.4142  1.8478 -0.7653
2. 0.  1.8478 0.7653  1.4142 1.4142  0.7653 1.8478
0. 2.  -0.7653 1.8478  -1.4142 1.4142  -1.8478 0.7653
-2. 0.  -1.8478 -0.7653  -1.4142 -1.4142  -0.7653 -1.8478
-0.3826 -0.9238  -0.7971 -0.7971  -0.9238 -0.3826  -1. 0.
-0.9238 0.3826  -0.7971 0.7971  -0.3826 0.9238  0. 1.
0.3826 0.9238  0.7971 0.7971  0.9238 0.3826  1. 0.
0.9238 -0.3826  0.7971 -0.7971  0.3826 -0.9238  0. -1.
0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 
0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 
0 100. 0 100. 0 100. 0 100. 0 100. 0 100. 0 100. 0 100. 
0 100. 0 100. 0 100. 0 100. 0 100. 0 100. 0 100. 0 100. 
1.3858 -0.574 1.3858 0.574 0.574 1.3858 -1.3858 -0.574