Abū Kāmil Shujā ibnu Aslam (Mesir, abad ke- 10) utamanyané inggih punika jadma kapertama sané nampi wilangan irasional (ketah katampi mawangun akar kuadrat, akar pangkat tiga utawi akar pangkat papat) pinaka solusi persamaan kuadrat utawi pinaka koefisien ring persamaan.
Abū Kāmil Shujā ibn Aslam (Egypt, 10th century) in particular was the first to accept irrational numbers (often in the form of a square root, cube root or fourth root) as solutions to quadratic equations or as coefficients in an equation.