The discourse of the Master is the first of Lacan's four discourses or four accounts of the social link provided in communication.
Lacan's "matheme" or symbol for the Master is .
In the discourse of the Master, this symbol occupies the first (upper left) position in the formula.
Lacan calls this position the position of the "agent," that is, the one who is speaking.
The formula is written:
The formula tells us that the Master () is speaking, that he is the agent.