<tt>
Mathematics Open denominator: Md(
</tt>

<ms>
- 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.
</ms>

<rl>
</rl>

<ck>
01O3UHC1TRXKIQ
</ck>

<in>

</in>
