Ref: J. C. Sprott, Nonlinear Dynamics,
Psychology, and Life Sciences **8**, 103-114 (2004).

The complete paper is available in PDF format and MS-Word format.

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Fig. 1. Some early chaotic flows (a) Lorenz, (b) Roessler, (c) Moore & Spiegel, and (d) Ueda

Fig. 2. Some early chaotic maps (a) Henon, (b) Lozi, (c) Ikeda, and (d) Sinai

Fig. 3. Sample strange attractors from Eq. 4 for various values of the
parameters *a*_{1} through *a*_{6}.

Fig. 4. Values of the largest Lyapunov exponent and fractal dimension that give the most aesthetically pleasing images are shown in darker gray.

Fig. 5. Sample four-dimensional strange attractor from Eq. 5 in which one dimension is displayed by shadows and another by color.

Fig. 6. Sample four-dimensional symmetric icon from Eq. 5 in which the attractor has been replicated six times around a circle.

Fig. 7. Sample iterated function systems from two randomly chosen affine mappings as given by Eq. 6.

Fig. 8. Sample escape-time contours for the general quadratic map basins in Eq. 8.