Mathematics open numerator- Mn(
- Instruction: Mn(
- Parameter: none
- Return: true if the numerator is opened.
This instruction returns true if the opening round bracket opens the numerator of a complex fraction. The instruction should only be used on the open round bracket "(".
Text string: (
Braille string: 123456
Description: In the fraction "(2+4)/(5+4)", the parenthesis "(" of the numerator is transcribed with the cell "123456", provided that the other parentheses and the fraction have been properly encoded with the numerator and denominator instructions.