Plots a d dimensions cube in [-1,1].
scidoe_plotcube(d)
a 1-by-1 matrix of doubles, the number of dimensions of the cube. The available values are d=2 or d=3.
// Plot a 2D cube: scf(); scidoe_plotcube(2) // Plot a 3D cube: scf(); scidoe_plotcube(3)