Tis snat tettuɣal d tazegnɣrit ( d azgen n teɣri), maca nettaru-t d tiɣri : * Ma ulac {ma - ulac } yella ulac-it { yella - ulac-it } ; * Mi ulac {mi- ulac } lhant i usufeɣ {lhan i -wsufeɣ} ( i) + (i) =( ig ) : d timɣarin i iɛemren tudrin.