Tennulfa-d tiẓri-agi, s ɣur : John von Neumann, d tikti yettɛawanen imsuqal deg ussishel i wayen ara ɛewlen mebla ma ḍegren aṭas n wakud. Turart n tsuqilt, d turart yeɛnan lxetyar n wemdan i ṛṛay-is, s yiman-is. D tifin n ubeddel n tifrat, i d-yekkan seg wallaɣ. S ɣur, GORLEE, aserwes s turart yettbeggin-d belli tigawt tesɛa dima iswi i tifin n tifrat ilaqen i tigawt n turart-nni. Tiẓri n turart, ur tefki ara azal i yimezraw n yiḥulfan, n wuklisen, n tidiyulujit, i yezemren ad sɛeddin tikli n tsuqilt.13 2.3.Tiẓri n tigawt « Théorie de l’action » :