Abu al-Hasan ibn Ali al-Qalasadi
Muhammad ibn Ibrahim al-Fazari Philosopher, mathematician and Astronomer of 8th century.
Full Name: Abul-Hasan Ali ibn Muḥammad ibn Ali al-Qurashi al-Qalasadi
Arabic: أبو الحسن علي بن محمد بن علي القرشي البسطي
Born: 1412AD
Origin: Al Andalus Spain
Dies: 1486 AD
Famous for: Mathematician
Contribution:
al-Qalasadi represented mathematical symbols using characters from the Arabic alphabet
Articles
https://en.wikipedia.org/wiki/Abu%27l-Hasan_ibn_Ali_al-Qalasadi