Doing Math: Mathematics Accessibility Issues
Nancy Alajarmeh · 2012 · Proceedings of the International Cross-Disciplinary Conference on Web Accessibility (W4A) · doi:10.1145/2207016.2207032
Summary
This student award paper argues that mathematics accessibility for visually impaired students must move beyond rendering (displaying and reading mathematical notation) to support "doing the math" — the active manipulation of algebraic expressions, equation solving, simplification, and calculation. While LaTeX and MathML have solved the problem of representing mathematical content accessibly on the web so screen readers can voice it, students still cannot interactively work through algebraic problems using existing tools. The author identifies four key barriers that cause visually impaired students to abandon mathematics after middle school: the complexity of abstract mathematical notation, the inherently visual and two-dimensional nature of mathematical representation, the limited capabilities of traditional assistive tools for such dense subject matter, and the lack of technologies that fully support interactive math accessibility. These barriers have become more acute as education moves online through e-learning platforms and course management systems like Blackboard, where curriculum, assignments, assessments, and discussions increasingly require mathematical interaction that current accessibility support cannot provide.
Key findings
The author proposes a non-visual web-based framework for algebraic manipulation organized around several design principles: (1) a hierarchy of recorded, navigable, and recoverable steps, allowing students to track their work and backtrack when needed; (2) manipulation at the level of basic building blocks of expressions, enabling students to work on sub-expressions within larger mathematical structures; (3) efficiency through avoiding redundant rewriting — when moving from one step to the next, sub-expressions that were not manipulated should not need to be re-entered; and (4) multiple layers supporting different levels of mathematics mastery and disability severity, so the framework adapts to both the student's mathematical skill and the degree of their visual impairment. The framework targets core algebraic skills: arithmetic manipulation of expression components, complex expression simplification and evaluation, and solving algebraic equations. As a student award paper, it presents the research direction and framework design rather than implementation results or evaluation data.
Relevance
This paper highlights a significant gap in STEM accessibility that persists today: while we can render math accessibly (through MathML, LaTeX, and screen reader support), the interactive "doing" of mathematics remains poorly supported for blind and low vision students. The consequence — visually impaired students opting out of mathematics after middle school — has cascading effects on their access to STEM careers and economic opportunity. The distinction between passive consumption and active manipulation of mathematical content is an important conceptual contribution: accessibility is not just about perceiving information but about being able to work with it. Modern tools like Desmos (which has invested heavily in accessibility) and MathJax's improved screen reader support have made progress, but comprehensive non-visual algebraic manipulation environments remain rare. The paper's emphasis on minimizing effort (not rewriting unchanged sub-expressions) and adapting to disability severity reflects practical understanding of cognitive load challenges in non-visual math work.
Tags: mathematical accessibility · blind and low vision · STEM accessibility · education accessibility · assistive technology · MathML
Standards referenced: MathML