代数学
1007/s10649-006-9023-7
↑ (Boyer 1991, "The Arabic Hegemony" p. 239) "Abu'l Wefa was a capable algebraist as well as a trigonometer. [...] His successor al-Karkhi evidently used this translation to become an Arabic disciple of Diophantus - but without Diophantine analysis! [...] In particular, to al-Karkhi is attributed the first numerical solution of equations of the form ax + bx = c (only equations with positive roots were considered),"
↑ "The Origins of Abstract Algebra". University of Hawaii Mathematics Department.
↑ "The History of Algebra in the Nineteenth and Twentieth Centuries". Mathematical Sciences Research Institute.
↑ "The Collected Mathematical Papers". Cambridge University Press.