  double   AlternatingStepsVar                  5*{1, 8} = 0 / 8.07
    slice (1:3, 0:0, 0:7)
    (1,0,0)    2 2.01 2.02 2.03 2.04 2.05 2.06 2.07
    (2,0,0)    4 4.01 4.02 4.03 4.04 4.05 4.06 4.07
    (3,0,0)    6 6.01 6.02 6.03 6.04 6.05 6.06 6.07

