كتاب الجمع والتفريق بحساب الهند
On Addition and Subtraction by Indian Reckoning
The first Arabic treatise on decimal place-value arithmetic with the nine Indian figures and zero; lost in Arabic, known through the Latin 'Dixit Algorizmi' (Algoritmi de numero Indorum).
- Language
- Arabic
- Date
- 820–850 CE
- Author
- Muḥammad b. Mūsā al-Khwārizmī
- Text
- lost