Abu Kamil's algebra with irrational coefficients
Álgebra con coeficientes irracionales de Abu Kamil
- Date
- c. 900 · confidence medium
- Place
- Cairo, Egypt
- Credited to
- Abu Kamil Shuja ibn Aslam
- Field
- Knowledge & symbols
What was discovered
Extended al-Khwarizmi's algebra to admit irrational roots as coefficients and solutions, and solved systems of equations and indeterminate problems. Fibonacci took numerous problems from him.
Known as 'the Egyptian calculator'; his exact place of work is uncertain.
What it led to
- acceptance of irrationals as algebraic numbers
- algebra of al-Karaji
- Fibonacci's Liber Abaci