Details

For theoretical results on flows through Galton boards, see:

L. Bruno, A. Calvo, I. Ippolito, "Dispersive Flow of Disks through a Two-Dimensional Galton Board," Eur. Phys. J. E, 11(2), 2003 pp. 131-140.

N. Chernov, D. Dolgopyat, "Diffusive Motion and Recurrence on an Idealized Galton Board," Phys. Rev. Lett., 99(3), 030601, 2007.

For the influence of the operators on the paths, see:

R. G. Jahn, B. J. Dunne, "On the Quantum Mechanics of Consciousness, with Application to Anomalous Phenomena," Found. Phys., 16(8), 1986 pp. 721-772.

B. J. Dunne, R. D. Nelson, and R. G. Jahn, "Operator-Related Anomalies in a Random Mechanical Cascade," J. Sc. Explor., 2(2), 1988 pp. 155-179.