Numbering of the sides of a cube
Jump to navigation Jump to search
In many situations, especially in continuum mechanics, it is useful to have a generic way to refer to the different sides of a cube.
When the lines are parallel to a vector base , then :
- the sides perpendicular to ares called "i" and "-i" ;
- point from the center of the cube, points towards the i side, the -i side is at the opposite.