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• Details.
• Color indicates regions of the simplex in which the cost function is either nonconvex or nonmonotone (negative demands).

      --------------------------------------------------------------
 0.5  |  100     100     100     100     100     100     100     100
 0.4  |  100     100     100     100     100     100     100     100
 0.3  |          100     100     100     100     100     100     100
 0.2  |          100     100     100     100     100     100     100
 0.1  |                  100     100     100     100     100     100
 0.0  |                  100     100     100     100     100     100
-0.1  |                          100     100     100     100     100
-0.2  |                                  100     100     100     100
      --------------------------------------------------------------
        -0.2    -0.1     0.0     0.1     0.2     0.3     0.4     0.5