Cj = (Moga/c)y+aQ, C4 = (Moga/c)x aP, ct = 0.
The Menina e moga of Bernardim Ribeiro, a tender pastoral story inspired by saudade for his lady-love, probably moved Montemor or Montemayor (q.v.) to write his Diana, and may some fifty years later have suggested the Lusitania transformada to Fernao Alvares do Oriente, who, however, like Ribeiro, owes some debt to Sannazaro's Arcadia.
Hence the well-known names Leth Cuinn or " Conn's half " (north Ireland), and Leth Moga or " Mug's half " (south Ireland).
All hostages held by the over-king from the Northmen and Irish of Leth Moga were to be given up to Brian, which was a virtual surrender of all his rights over the southern half of Ireland; while Brian on his part recognized Maelsechlainn as sole king of Leth Cuinn.
1086) reigned supreme in Leth Moga; Meath and Connaught also submitted to him, but he failed to secure the allegiance of the northern Hy Neill.