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(a) Graph of the tent map. (b) Graphs of the identity map and of f,f2 for f(x)=4x(1−x) determining the ordinal partition π1,3 of [0,1], vertical dashed lines separate subintervals with ordinal patterns (0,1,2),(0,2,1),(2,0,1),(1,0,2) and (1,2,0).
