<tt>
Previous index merged: Ia
</tt>

<ms>
- Instruction: Ia
- Parameter: none
- Return: true if the previous word has been merged using the "Iu" or "Ij" instruction

- Description:
Returns true if in the previous code the index has been merged (Iu or Ij instruction). This is a boolean instruction that does not change the index.

- Examples:

Text string: a
Braille string: 456
Condition: Ia
Description: If the previous transcription code generated a union of words, the letter "a" is transcribed with the cell "456".
</ms>

<rl>
</rl>

<ck>
00WTVREPBCDUVC
</ck>

<in>

</in>
