Dabarar Grand Martingale a roulette
Tsarin Grand MartingaledabaraMartingaleJerin ƙarin caca da ke ninka caca bayan kowace asara. Ku duba sashen “Dabarun caca na roulette” don ganin abin da yake yi da wanda ba ya yi.Karanta gaba ɗaya → yana ƙara kuɗin tushe a kan ninki biyu na kuɗin caca na baya bayan kowace asara. Yana girma kamar 1, 3, 7, 15, 31 kuma yana sa maƙasudin ribarsa ya ƙaru tare da tsawon jerin asara.

Da tushen raka'a ɗaya, nasara a caca ta n tana maido da asarar baya kuma tana ba da raka'a n tsaf. Asara takwas suna kashe raka'a 502; jarin caca na raka'a 1,000 ba zai iya biyan caca ta gaba ta raka'a 511 ba.
Matakai da ƙa'idar lissafi
Ku zaɓi cacar ɗaya zuwa ɗayacacaCacar ɗaya zuwa ɗaya (even-money)Ja/baƙi, mara/cika, manya/ƙanana. Lambobi 18, biya 1:1.Karanta gaba ɗaya → da tushe b. Ku fara da b; bayan asara ku sa ninki biyu na kuɗin da aka yi asara yanzu tare da b, sannan ku koma b bayan nasara. Idan b = 1, kuɗin caca su ne 1, 3, 7, 15, 31, 63, 127, 255, 511. Kuɗin caca na n shi ne 2^n − 1 raka'akuɗiRaka'aKuɗin caca na tushe da tsari ko ɗan wasa ke aiki da shi. Ana bayyana jerin ƙarin caca a raka'a don su yi aiki a kowane tebur.Karanta gaba ɗaya →. Caca ta n da ta ci tana ba da raka'a n tsaf ga dukan zagayen, maimakon ribar raka'a ɗaya kawai a kowane lokaci.
Teburin girma
Jimillar asara ita ce kuɗin da ya tafi kafin a sa caca ta gaba da aka lissafa.
Misali
Bayan asara a 1, 3 da 7, an yi asarar raka'a 11. Nasarar raka'a 15 tana dawo da raka'a 30 tare da kuɗin cacar da ta ci. Cire jimillar raka'a 26 da aka sa yana ba da +4, wanda ya yi daidai da 15 − 11. Idan wannan cacar raka'a 15 ta yi asara maimakon haka, jimillar asara ta zama 26 kuma kuɗin caca na gaba 31 ne. Bai kamata a ɗauki jimillar dawowa da ribar tsaf a matsayin alƙalami ɗaya ba.
Abin da ake tsammani da haɗarin jarin caca
Cacar ɗaya zuwa ɗaya tana asara a sakamako 19 daga cikin 37 na roulette mai sifilidabaranSifiliRamin kore guda ɗaya da babu cacar ɗaya zuwa ɗaya, ta dozin ko ta ginshiƙi da ke rufe shi; tushen fifikon gidan caca. Ana kuma kiransa: sifili ɗaya, 0.Karanta gaba ɗaya → ɗaya. Da jarin cacakuɗiJarin cacaJimillar kuɗin da aka ware don wasa. Sarrafa jarin caca shi ne yanke shawarar nawa za a sa a haɗari a kowace caca da kowane zaman wasa.Karanta gaba ɗaya → na raka'a 1,000, asara har zuwa caca ta takwas ta raka'a 255 sun kashe 502, sun bar 498. Wannan ba ƙarewar jari ba ce, amma bai isa ga kuɗin caca na gaba na raka'a 511 ba; samun isasshen kuɗin yin ta tun farko zai buƙaci raka'a 1,013. Ƙara jarin caca kawai yana jinkirta iyakar ne, saboda kuɗin caca da ake buƙata kusan yana ninkawa biyu a kowace asara. Kowace raka'a da ke cikin haɗari har yanzu tana da asarar da ake tsammanilissafiAsarar da ake tsammaniƘimar da ake tsammani sau jimillar kuɗin da aka yi caca da su; matsakaicin adadin da ake rasawa a cikin zaman wasa ko wani lokaci.Karanta gaba ɗaya → ta 1/37 a dabaran roulette na Turai.
Tambayoyi
A'a. Ninkawa ta yau da kullum za ta yi amfani da 1, 2, 4, 8. Wannan doka tana ƙara tushe bayan ninkawa, tana ba da 1, 3, 7, 15 da maƙasudi mafi girma bayan maido da asara.
A'a. Yana riƙe raka'a 498 bayan asarar 502, amma ragowar ba za ta iya biyan caca ta gaba ta raka'a 511 ba.
Ɗan barkwanci

1, 3, 7, 15, 31, 63, 127, 255: asara takwas suna kashe raka'a 502.
Majiyoyi
- RouletteDoc, bayani gaba ɗaya kan dabarar
- Roulette77, “Grand Martingale” — dokar asara da aka faɗa
- Wizard of Odds, Roulette Basics — yiwuwar cacar ɗaya zuwa ɗaya da fifikon gidan caca
- Wizard of Odds, The Truth about Betting Systems — iyakokin jarin caca mai iyaka