Determinism and Freewill Concept in ‘Iyn al-Quzzāt’s Viewpoint (with an emphasis on Tamhīdāt, Nāmi-hā, Yazdān-shinākht and Lavāyih) Based on Theological and Mystical Approach

“Determinism and Freewill” along with subjects like: Imamat, good and evil, simile and transcendent and... , of the high frequency concepts in theology, philosophy and Islamic mysticism that were assigned comprehensive research. So, this problematic subject is one of the oldest and the most disputable topics that direct theologians, philosophers and great Islamic mystics’ attention to it over the ages.So, for significance and the extent of “determinism and freewill” and also unknown dimensions of it, the author thies to study ‘Iyn al-Quzzāt’s viewpoint - one of the great Islamic mystics of Khosravani’s school- about “determinism and freewill” from two dimensions: love and theological-philosophical, in mystical Farsi prose texts. This paper also tries to answer this question that in his viewpoint, if the man is in the core of determinism or in the domain of freewill?Outcome of this research show that ‘Iyn al-Quzzāt’s in love believes to absolute amorous- mystical determinism, and in mystical-philosophical viewpoint believes to all three subjects: determinism, freewill and “Amron Bein al-Amrain” (mediocrity, so- so).