This relation-number is the ordinal number corresponding to n; let it be symbolized by it.
The ancient Greeks symbolized it as a man walking, with his right hand grasping a club, and his left extending upwards and holding the leash of two dogs, which are apparently barking at the Great Bear.
This quenching of the light of the world is symbolized at the service of Tenebrae in Holy Week by the placing on a stand before the altar of thirteen lighted tapers arranged pyramidally, the rest of the church being in darkness.
The three shepherds are also symbolized in the sky.
The writer throws this introduction into his favourite scheme of seven acts, in this case symbolized by seven bowls.