The situation with the roulette is difficult. Players often announce colossal prize. However things are not so clear. Analyze the most popular scheme of doubling.
The essence of the method is simple. Person must match any bet with multiplier x2. For example, take black or red. After must bet on one result and wait end game. If you win the person takes the money. Next need make bet on the starting amount. In case of loss have to double bet. Bet required on the same result. Necessary outcome sooner or later will come, player will pay back losses and earn. Win is to the initial bet.
Method looks flawless. However the tactic exists several expressed minuses:
1. Chance of the desired event less 50%. Red and black sectors diluted with zero. In an infinite number of bets the mathematical expectation is will be negative. It means that the profit from the tactic goes to only the establishment.
2. People don't consider variance. Drop desired sector may not happen 20-30 games in a row. According to the results person lose funds. Double up infinitely impossible. Person will lose money faster.
3. Often during calculations an inaccuracy is observed. Let's imagine a situation with tossing a coin. Hit reverse and obverse – equally probable events. People often believe that having an obverse on the first throw probability of appearing a reverse on the second roll multiplies 2. That is it becomes 75%. In reality this opinion is wrong. Rounds not combined with each other. Therefore, getting an losing result reaches the mark of 50%.
However roulette win is still real. Recommend refuse strategies. Play should for your own joy. According to the results person can to get a good plus.

Traditional roulette invented French. There several theories about her appearance. Introduce most famous:
1. Development roulettes gifted to scientist Blaise Pascal. It is believed that entertainment become the outcome of experiments to create a perpetual motion machine.
2. There is a version about the origin of roulette as an extension to the older Italian game of biribi. French changed part of the rules, added spinning wheel.
Gradually the game changed, people made rules. According to the results the roulette received a modern type. But the milestones of its formation went through difficult periods. In most cases in Europe game placed in hotels. Attitude of authorities about gambling was negative. With a fair amount of consistency the roulette wheel was prohibited.
State of things changed thanks to of the Principality of Monaco. Charles III legalized the gambling industry. According to the results roulette gained necessary popularity. Technical progress facilitated travel, this increased the prevalence of roulette. Started appearing new varieties:
• European;
• American;
• Turkish and others.
Each variant has own additions. But general norms stable.
General norms games
Playing field divided into elements. Each segment has its own numbering. Croupier spins ball in opposite direction from movement of roulette. Over time it will stop the movement any element. This will determine the winner.
Number fields differentiated. Classic roulette divided into 37 elements. The American presents 38 fields. Add 00. People can make various types of bets:
1. Per number.
2. On a series of numbers.
3. Odd or Even.
4. Black or red.
Potential Profit depends by size bet and type of made dispute. For example approximately equally probable outcomes multiplier x2. bitcoin online casino 2xes the player's bet.