We can divide the roulette wheel in two sections based on the last number drawn. The wheel was malfunctioning, anyhow, I think.
Probably the deflectors of the roulette wheel were worn out. I noticed wheel bias regarding the jump from the previous slot to the next roulette number drawn in the next spin. It happened at a roulette table at Taj Mahal casino, Atlantic City, in July of 2000. It escalated to proportions experienced in police dramas on television. This entire story started by simple chance in 2000. Published by Ion Saliu on October 21, 2010. Upgrade to the Roulette System Based on Wheel Halves or Hemispheres The original roulette system that was pirated and distributed at exorbitant prices
Roulette System Based on Wheel Halves, Sectors Betting