Mathematics Open denominator- Md(

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