New Words deadeye: In informal English, dead may mean \precise(ly)\ or accurate(ly)\. ---Bill was dead shot with rifle. The model plane landed dead in the middle of the square
Recall the following definitions: in any model M=(Q, (Ti, ai, piie), Ri is the event Player i is rational\;R=nieN Ri. Also, Bi(E) is the event \Player i is certain that E is true\ and B(E)=neN Bi(E). This is as in Lecture