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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: ℜ⁡(K⁡(k)) as a function of complex k2 for −2≤ℜ⁡(k2)≤2, −2≤ℑ⁡(k2)≤2. The real part is symmetric under reflection in the real axis. On the branch cut (k2≥1) it is infinite at k2=1, and has the value K⁡(1/k)/k when k2>1. 3D Help
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