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19 Elliptic IntegralsLegendre’s Integrals19.3 Graphics
Figure 19.3.9 (See in context.) 3D Help
See accompanying text
Figure 19.3.9: (K(k)) as a function of complex k2 for 2(k2)2, 2(k2)2. The real part is symmetric under reflection in the real axis. On the branch cut (k21) it is infinite at k2=1, and has the value K(1/k)/k when k2>1. 3D Help