Pictorial Introduction to 'Graphics for The Blind'

Graphs 1

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braille picture ¼ size

1. Title on top.
2. Add 0 at axes' intersection. (Letter O in math, often number 0 elsewhere.)
3. Write X and Y along axes, explain below title (or, in a pinch, use for title.)
4. Use key to identify functions or other graph items.
5. Use dotted line for grid, if necessary; maybe grid can be reduced for clarity.

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