من أعلام النحو الكوفي أبو عبد الله الطوال (ت 243 هـ)‎

الملخص EN

This research has tackled a scientific figure belongs to Koofi grammatical school.

he is Abdullah al-Tuaal who has occupied the fourth layer among the Koofi grammarians.

there was a confusion between him and another Koofi grammarian from the same layer (Mohammed bin Qaadim) in some old references.

this research has clarified this confusion to affirm that they are two different grammarians.

this research also tackles the scientific status of al-Tuaal and the grammatical views that have been ascribed to him in addition to the analysis and discussion of these views.

all this in the light of what has been mentioned in grammar books about the issues in which these views were stated.