The life and works of the Iranian mathematician and astronomer Ghiyath al-Din Kashani (1380-1429), who lived part of his life, under the Timurid ruler Ulugh Beg, as the designer, architect and director of the Samarkand observatory.
نردبام آسمان، زندگی غیاثالدین جمشید کاشانی، اخترشناس و ریاضیدان ایرانی را از زادروزش تا کشتهشدنش بازگویی میکند
