In Braille, the smallest physical unit is an embossed dot, while the smallest logical unit is a Braille cell -a 3 x 2 array of 6 dot-positions.
The NUMBRL code of a cell is just the sum of the position values of the embossed dots of the cell.
Modern language texts in [New York] Point are a disgrace, while we have yet to find a serious error in any work of this nature coming to us from Britain." (126) Swift's commentary about "dotting" most likely referred to the clarity of the embossed dot
when it emerged from the press.
Braille is a form of written language for the blind that uses combinations of embossed dots
and points, which are read by touch.
Between these sails, areas left blank are edged with rows of embossed dots
. The sails, or arms, add a feeling of motion to the dish, as though it were about to spin like a child's paper windmill.