Arithmetics: Dixit algorizmi... daniel-hromada ()

Arithmetics: Dixit algorizmi...

Kitāb al-Jam‘ wat-Tafrīq bi-Ḥisāb al-Hi("The Book of Addition and Subtraction According to the Hindu Calculation")
Arabic original of the book has been lost
12th century translation by Adelard of Bath (starting with "so said alKhwarizmi") introduced Hindu numerals in the west
Hindu numerals: position-based and including 0