common knowledge

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

English[edit]

Noun[edit]

common knowledge (uncountable)

  1. What "everybody knows", often with reference to a specific community; something which cannot reasonably be contested.
  2. (logic, game theory) A special kind of knowledge for a group of agents, such that when all the agents in a group G know p, they all know that they know p, they all know that they all know that they know p, and so on ad infinitum.

Related terms[edit]

See also[edit]