They indirectly great influenced European mathematics when Robert of Chester translated al-Khowarizmi’s book about 1140 A.D. calling it in Latin Liber Algorism, meaning roughly, "the Book of al-Khowarizmi".
Kwa kiasi kikubwa sana ziliziambukiza hesabu za Ulaya wakati Robert wa Chester alipotafsiri kitabu cha al-Khowarizmi kwenye mwaka wa 1140 BK kiliitwa kwa Kilatini Liber Algorism, maana yake kwa ujumla ni "Kitabu cha al-Kowarizmi."