Martingale
Anagraw n usnerni i yessneggmen rrehn deffir yal lexsara. Walit taggayt n tstratijit i wayen i yettxemmem d wayen ur yettxemmim ara.
Deg usatal
Rrbeḥ amecṭuḥ s waṭas, lexsara tameqqrant tikwal. Lexsara yettwaṛǧantusnaktLexsara yettwaṛǧanAzal yettwaṛǧan seg tmerna n yidrimen yettwarhen; d alemmas n wayen yettwaxsar deg yiwet n tɣimit neɣ deg yiwen wakud.Ɣer akk → i yal adular yettwarhen mazal-itt 2,70%, yerna anagraw n usnernitastratijitAnagraw n usnerniYal alugen i yettbeddilen rrehn ɣef leḥsab n yigmaḍ yezrin. Asnerni deffir lexsara yessali-t deffir lexsara, asnerni deffir rrbeḥ deffir rrbeḥ.Ɣer akk → yettrahan aṭas.
Isem-a d awal n tutlayt n Provence n tasut wis 18; «martingale» d daɣen asɣun i yettseḥbasen awdiw ad yerr aqerru-ines ɣer deffir, yerna ulac win yessnen anwa unamek i d-yusan d amezwaru.