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Mathematics sets expression- Mvw

- Instruction: Mvw#

- Parameter: # numeric identifier of expression

- Return: none

- Description:

Instruction that sets the start and end of an expression using a numeric identifier. This instruction must be used only in text with last character a parenthesis or an opening quotation mark. The identifier is an integer. It is required that the identifier be unique, never used by other expressions.

- Examples:

Text string: sin(

Braille string: 234 34

Condition: Mvw100

Description: The text of the document starting with "sin(" (for example "sin(12+45)") is marked at the beginning and at the end of the expression with the identifier "100".