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Fig. 1
Double reduced spaces Sn+ξ2×Sn−ξ2$\begin{array}{}
\displaystyle
S_{n + \xi }^2 \times S_{n - \xi }^2
\end{array}$ for different values of the integral ξ
Fig. 2
Thrice reduced space over the space of integrals. The vector (K, N, S) represents the coordinates. The axis of symmetry of the reduced space is the K direction.
Poisson structure in (M, N, Z, S, K, L1) invariants