Figure 4.13.1 (See in context.)

See accompanying text

Figure 4.13.1: Branches \mathop{\mathrm{Wp}\/}\nolimits\!\left(x\right) and \mathop{\mathrm{Wm}\/}\nolimits\!\left(x\right) of the Lambert \mathop{W\/}\nolimits-function. A and B denote the points -1/e and e, respectively, on the x-axis.