Stages in the history of algebra

In this article, we take a rapid journey through the history of algebra, noting the important developments and reflecting on the importance of this history in the teaching of algebra in secondary school or university. Frequently, algebra is considered to have three stages in its historical development: the rhetorical stage, the syncopated stage, and the symbolic stage. But besides these three stages of expressing algebraic ideas, there are four more conceptual stages which have happened along side of these changes in expressions. These stages are the geometric stage, where most of the concepts of algebra are geometric ones; the static equation-solving stage, where the goal is to find numbers satisfying certain relationships; the dynamic function stage, where motion seems to be an underlying idea, and finally, the abstract stage, where mathematical structure plays the central role. The stages of algebra are, of course not entirely disjoint from one another; there is always some overlap. We discuss here high points of the development of these stages and reflect on the use of these historical stages in the teaching of algebra.

Author: Viktor J. Katz

Educational Studies in Mathematics (2007) 66: 185–201

Books by Viktor Katz:

History of Mathematics: Brief Version
History of Mathematics, A (3rd Edition)

A study on building understanding of algebraic variables

Algebra has been recognised for some time as a difficult topic for many secondary school students. Discovering the best way(s) of introducing algebra into the students’ experience and fostering understanding has stimulated much discussion and research.

An understanding of the concept of variable is fundamental to further student progress in algebra. The paper of Graham and Thomas describes a study using a module of work based on a graphic calculator which provided an environment where students could experience some aspects of variables and hence begin to build an understanding of them. The graphic calculator proved to be an instrument for achieving a significant improvement in student understanding, something which has often proved difficult previously.

Authors: ALAN T. GRAHAM and MICHAEL O.J. THOMAS

Published in

Educational Studies in Mathematics 41: 265–282, 2000.

© 2000 Kluwer Academic Publishers. Printed in the Netherlands.

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