5 =======================================================
6 Appendix: naming rule to find elements in an hexahedron
7 =======================================================
10 Definition of an hexahedron
11 ===========================
13 .. image:: _static/hexahedron.png
17 Naming rule for the faces of an hexahedron
26 Quadrangles in an hexahedron
27 ''''''''''''''''''''''''''''''
29 Naming rule for the 6 quadrangles in an hexahedron
38 Edges in an hexahedron
39 ''''''''''''''''''''''''
41 Naming rule for the 12 edges in an hexahedron
43 | E_AC or 0: planes Z=0 and Y=0
44 | E_AD or 1: planes Z=0 and Y=1
45 | E_BC or 2: planes Z=1 and Y=0
46 | E_BD or 3: planes Z=1 and Y=1
48 | E_AE or 4: planes Z=0 and X=0
49 | E_AF or 5: planes Z=0 and X=1
50 | E_BE or 6: planes Z=1 and X=0
51 | E_BF or 7: planes Z=1 and X=1
53 | E_CE or 8: planes Y=0 and X=0
54 | E_CF or 9: planes Y=0 and X=1
55 | E_DE or 10: planes Y=1 and X=0
56 | E_DF or 11: planes Y=1 and X=1
58 Vertices in an hexahedron
59 ''''''''''''''''''''''''''''
61 Naming rule for the 8 vertices in an hexahedron
63 | V_ACE or 0: planes Z=0 and Y=0 and X=0
64 | V_ACF or 1: planes Z=0 and Y=0 and X=1
65 | V_ADE or 2: planes Z=0 and Y=1 and X=0
66 | V_ADF or 3: planes Z=0 and Y=1 and X=1
68 | V_BCE or 4: planes Z=1 and Y=0 and X=0
69 | V_BCF or 5: planes Z=1 and Y=0 and X=1
70 | V_BDE or 6: planes Z=1 and Y=1 and X=0
71 | V_BDF or 7: planes Z=1 and Y=1 and X=1