The Properties of Knowledge
Assuming that is an equivalence relation, and that the agents are perfect reasoners, a few properties of knowledge can be derived. The properties listed here are often known as the "S5 Properties," for reasons described in the Axiom Systems section below.
Read more about this topic: Epistemic Modal Logic
Famous quotes containing the words properties and/or knowledge:
“A drop of water has the properties of the sea, but cannot exhibit a storm. There is beauty of a concert, as well as of a flute; strength of a host, as well as of a hero.”
—Ralph Waldo Emerson (1803–1882)
“We live in an age of reproduction. Most of what makes up our personal picture of the world we have never seen with our own eyes—or rather we have seen it with our own eyes, but not on the spot: our knowledge comes to us from a distance, we are tele- viewers, tele-hearers, tele-knowers.”
—Max Frisch (1911–1991)