Joseph Jagger used his analytical pondering and engineering expertise to determine the roulette wheel bias. This helped him win £65 thousand or £3 million in today’s money in Monte Carlo within the Eighties. Negative development systems involve rising the size of one's wager once they lose. The goal of this method is to recoup losses faster so that one can return to a successful place extra rapidly after a losing streak. The typical form of these systems is small however consistent wins followed by occasional catastrophic losses. Examples of unfavorable progression techniques embody the Martingale system, the Fibonacci system, the Labouchère system, and the d'Alembert system.