Braille Math

  • Many standards for braille math, even within a single country
    All of the standards linearize math.
  • In the US, Canada, and New Zealand, Nemeth code is the most common
  • Other English speaking countries use a considerably different code
  • Only 1/3 to 1/2 of math students and teachers learn Nemeth code
    Almost no math teachers outside of blind schools know it
  • "dots-plus" is an experimental 2D alternative