"parameter when astPlot3D was called tp create the Plot3D). Axis labels and tick marks will be placed on the three cube edges that meet at the given corner.
The attribute value should consist of three character, each of which must be either
" . The first character in the string specifies the position of the corner on
the first graphics axis. If the character is
" then the corner is at the upper
bound on the first graphics axis. If it is
" , then the corner is at the
lower bound on the first axis. Likewise, the second and third characters in the
string specify the location of the corner on the second and third graphics
For instance, corner
" is the corner that is at the lower bound on all three
graphics axes, and corner
" is at the upper bound on axes 1 and 3 but at the lower
bound on axis 2.
The default value is