Offered assumptions (1), (2), and you will (3), how come the fresh new disagreement toward first achievement go?
Find now, earliest, that suggestion \(P\) gets in merely to your first additionally the 3rd of them site, and you will subsequently, the details from these premise is easily covered
Finally, to determine the second completion-which is, one to relative to our very own record knowledge along with proposition \(P\) it is likely to be than just not that Goodness doesn’t can be found-Rowe requires one most expectation:
\[ \tag <5>\Pr(P \mid k) = [\Pr(\negt G\mid k)\times \Pr(P \mid \negt G \amp k)] + [\Pr(G\mid k)\times \Pr(P \mid G \amp k)] \]
\[ \tag <6>\Pr(P \mid k) = [\Pr(\negt G\mid k) \times 1] + [\Pr(G\mid k)\times \Pr(P \mid G \amp k)] \]
But because from assumption (2) i have one \(\Pr(\negt G \mid k) \gt 0\), whilst in view of expectation (3) you will find you to \(\Pr(P \middle Grams \amplifier k) \lt 1\), for example you to definitely \([step 1 – \Pr(P \middle Grams \amplifier k)] \gt 0\), so that it then follows out-of (9) that