Both the Ma'mun brothers married sisters of the ruler Mahmud from the powerful state at Ghazna which would eventually take control of Abu'l Abbas Ma'mun's kingdom. Al khwarizmi Iqra Shahzad. More from jmuceda 13 Block ii. The word al-jabr presumably meant something like "restoration" or "completion" and seems to refer to the transposition of subtracted terms to the other side of an equation; the word muqabalah is said to refer to "reduction" or "balancing" — that is, the cancellation of like terms on opposite sides of the equation. Al Khwarizmi Document 33 pages.
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