Azal yettwaṛǧan deg rulit
Azal yettwaṛǧan deg rulit d agmuḍ alemmas n rrehn ma yella tzemrem ad t-tɛawdem i lebda. Deg rulit tawrupit d yiwen i yal rrehn amagnu: ad texsrem 1/37 n yal rrehn, s ulemmas, i yal tuzzya.
S wawal fessusen
Xemmet ad tsersem rrehn-nni n $10 ɣef uzeggaɣ amelyun n tikkal. Kra n tuzzyiwin rebḥent $10, kra xesrent $10. Rnut akk igmaḍ u bḍut-ten ɣef umelyun: ad tawim qrib −$0,27. Amḍan-a d azal yettwaṛǧan n rrehn n rulit. Mačči d ayen yeḍran deg yiwet n tuzzya; d alemmas n uɣawas aɣezfan i yal tuzzya.
Tasemselt n EV n rrehn n rulit
p = n/37 · W = S·(36/n − 1) · n = uṭṭunen yettwaḍebren · S = adrim n rrehn
Ma nesers alugen n lexlaṣ n rulit, 36/n − 1, deg umkan-is, n yettwakkes. D tamacahut meṛṛa n lmaziyya n lkazinu deg yiwen ujerriḍ:
= S·(36 − n − 37 + n)/37
= −S/37
Ɛerḍet: tamsiḍent n wazal yettwaṛǧan n rulit
Fernet acḥal n wuṭṭunen i yeḍebber rrehn. Taprubabilit d lexlaṣ ttbeddilen; azal yettwaṛǧan ur yettbeddil ara.
Amek i d-yettban s wakud
Agmuḍ alemmas i yal tuzzya n rrehn n $10 ɣef uzeggaɣ, mi ara rnunt tuzzyiwin. Di tazwara, zzher d netta i yeḥkemen; alemmas yettkemmilen yerseḥ ɣer −$0,27 mi ara timɣur tegrumma. Wa d amlili deg uɣawas aɣezfan ɣef i tettkel lkazinu.
Tikta yettwassnen ur nṣeḥḥa ara
Taḍsa i usgunfu
Mačči d ayen yeḍran deg yiwet n tuzzya. D alemmas n akk tuzzyiwin.