👉 Braille is a system of writing based on raised dots or lines that are placed at specific points along an alphabet. It was invented in 1835 by Charles Babbage, a German mathematician and inventor who worked on the Analytical Engine, an early form of a computer. Braille uses a combination of raised dots and lines to represent letters, numbers, and other symbols. The system is divided into two main types: standard braille and special braille. Standard braille is