3Colebrooke, H. T. Algebra with Arith- metic and Mensuration,from the Sanscrit of Brahmegupta and Bhaseara [M]. London: J. Murray, 1817: 139-144.
4Rosen, F. The Algebra of Mohammed ben Musa [M]. London: Parbury, Allen, & Co., 1831: 39.
5Siegler, L. E. Fibonacci's Liber Abaci: A Translation into Modern English of Leonardo Pisano's Book of Calculation [M]. New York: Springer-Verlag, 2002: 560.
6Derbyshire, J. Unknown Quantity: A Real and Imaginary History of Algebra [M]. Washington: Joseph Henry Press, 2006: 93.
7Cajori F. A History of Mathematical Notations (Vol. 1) [M]. La Salle: The Open Court Publishing Company, 1951:381 - 383.
6Jankvist U T. A categorization of the "Whys" and "Hows" of using history in mathematics education [ J ]. Educational Studies in Mathematics, 2009(3) : 235 -261.
7Fauvel, J. Using history in mathematics education [J~. For the Learning of Mathematics, 1991, (2) : 3 -6.
8Tzanakis C, Arcavi A. Integrating history of mathematics in the classroom: an analytic survey [ C ]//In: Fauvel J, van Maanen J. (Eds.) History in Mathematics Education: the ICMI Study. Boston: Kluwer, 2000. 201 -240.
