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MATHTRAX Overview

MATHTRAX can be used by students to do things like:  

Analyze rocket launches - Study ozone change - Predict cloud base height - Make radiative transfer models - Illustrate air and sea interactions - Study rainfall distribution - Forecast ecosystem changes - Investigate the nature of black holes - Explore the expansion of space - Estimate solar activity - Model solar wind - Compare body adaptations to microgravity - Track the effects of space radiation - Represent and model scientific information

What does it do?  

Models equations - Data analysis - Describes equations - Graphs equations - Represents graphs with sound - Helps students understand the relationship between math equations and their application in the real world

How do you use it?

- As a stand-alone application on your desktop

- Enter an equation - Load a data file

Who uses MATHTRAX?

Students - Blind Students - Teachers - Blind Teachers - Teachers of Blind Students - Researchers - Scientists - Content providers who need to display accessible graphical data

How does it work?

- Enter an equation, dataset or URL and MATHTRAX returns a text description and a graph that can be sonified

- Blind users access MATHTRAX using screen readers such as JAWS

- Technologies include an AI engine, algebraic reduction and simple sonification


MATHTRAX is an interactive software tool that combines equation analysis, graphs and sound to represent NASA scientific information to K-12 students.

MATHTRAX was developed as an instructional technology tool for students studying algebra, pre-calculus and calculus.

MATHTRAX uses artificial intelligence to analyze equations and then creates text descriptions and graphs of those equations. A graph can be listened to as a mixture of stereo tones.

MATHTRAX is accessible to blind and low vision students. MATHTRAX makes math accessible to blind students who are not able to use pencil, paper and graphs to study mathematics.

MATHTRAX draws graphs of equations and describes those graphs using text and sound. Graphs are created by entering an equation, loading a datafile, or entering a URL. MATHTRAX can be called by other software to graph equations also.

MATHTRAX roller coaster sim displays an object moving along a track. Students select the right combination of curve shape, ball position, speed, friction, and gravity to traverse the track. MATHTRAX has text and sound feedback for the student.

MATHTRAX translates and demonstrates abstract math relationships in a tangible physical medium on a standard PC platform.

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+ NASA Official: Robert Shelton
+ Last Update: April 13, 2005
+ Contact NASA MathTrax