A model of man-machine dialogue realized around an application

The paper presents a modelling of the human machine dialogue in dual language (French and Arabic). According to the principle of our model the production of a speech result from an exchange between the human and the machine, that depends on the interlocutor's mental condition. It presents itself under the set of fundamental units of the memory (FUM). The hierarchical organization of these units permits by the exchange, to satisfy the speaker by allowing him to attain his goal.