Lecture 7 - theimpactinstitute.org
Lecture 7 - theimpactinstitute.org
Lecture 7 - theimpactinstitute.org
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Axioms of KD45• (4) ¬Bel p → Bel ¬Bel p (5)If you do not believe p then you believe that youdo not believe that p is trueIt also entails the two inference rules of modusponens and necessitation:• (5) if p, and p → q, then q(MP)• (6) if p is a theorem of KD45 then so is Bel p(Nec)This last rule just states that you believe alltheorems implied by the logic