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A braille cell for addition in the Nemeth code.
Also known as: Nemeth addition sign, Braille plus operator
In the Nemeth braille code for mathematics the plus sign is written with dots three, four and six, one of a set of operator cells distinct from the literary code's assignments.
Denotes addition within the Nemeth code for mathematics and science.
Contexts: Language and transcription
Belongs to a separate code from literary braille: the same cell means different things according to which code the passage is written in, and a reader must know which they are in.
Contexts: Language and transcription
A cell with dots three, four and six raised, used within a mathematical expression.