jacobi3

]> jacobi3

\begin{array}{rcl} μ & = & \frac{1}{k^{2}} \\ ν & = & u k \\ s n (u, k) & = & \frac{s n (ν, μ)}{k} \\ c n (u, k) & = & d n (ν, μ) \\ d n (u, k) & = & c n (ν, k) \end{array}