Abu al-Hasan ibn Ali al-Qalasadi

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