Enter vector direction along which to
plot the function. Minimum is in the
direction 1.0 1.0 1.0 - enter x y z:


Enter x1 x2 (x1=x2 to stop):
      0.565 x----------------------------------------------------------l
            l                                                          l
            lx                                                         x
            l x                                                       xl
            l  xx                                                    x l
            l    x                                                 xx  l
            l     x                                               x    l
            l      x                                             x     l
            l       x                                           x      l
            l        xx                                       xx       l
            l          x                                     x         l
            l           xx                                 xx          l
            l             xx                             xx            l
            l               xx                         xx              l
            l                 xx                     xx                l
            l                   xxxx             xxxx                  l
            l                       xxxxxxxxxxxxx                      l
            l                                                          l
            l                                                          l
            l                                                          l
      0.000 ------------------------------------------------------------
              0.600                                                   1.500

Enter x1 x2 (x1=x2 to stop):