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Unformatted text preview: x 3 2 x 2 + 10 x 1 = 5: K 1 10 2 M 1 i M 5 Except for the Hindus, who syncopated their algebra, Diophantus innovation was largely neglected for many hundreds of years. Al-Khowrizms work was rhetorical. In Western Europe, algebra was mainly rhetorical until the 15th century. Symbolic algebra was not prevalent there until 1650. Viete (late 1500s) The inventor of literal calculus. Used symbols for parameters as well as unknowns. Used vowels for unknowns, consonants for parameters. Introduced square brackets and braces as grouping symbols. (Parentheses appeared in 1544.) Descartes (early 1600s) Dispensed with homogeniety. Used modern naming conventions. Made systematic use of positive integer exponents. (or n = 2, only occasionally.) Miscellaneous...
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- Fall '10