Ibn Tahir al-Baghdadi

Abu Mansur Abd al- Tahir ibn Muhammad ibn Qahir ibn Abdallah al -Tamimi al - Shafi al - Baghdadi (Arabic أبو منصور عبدالقاهر ابن طاهر بن محمد بن عبدالله التميمي الشافعي البغدادي; * 980, † 1037 ) was an Arab Muslim theologian and mathematician from Baghdad, which is attributable to the schafi'itischen law school.

Al - Takmila fi'l - Hisab

He is best known for his treatise al - Takmila fi'l - Hisab. It contains results in number theory and comments to no longer extant today works by al - Khwarizmi.

Al - Farq bain al - Firaq

His al - Farq bain al - Firaq is an important work on the different schools of law ( madhhab ) and sparkling wine history in Islam.

Works

• Usul al - Dīn
• Al - Farq bayna l - firaq
• Al - Takmīla fī l - Hisab
• Kitāb fī l - Misah