Cyan2 comments on Possibility and Could-ness - Less Wrong
You are viewing a comment permalink. View the original post to see all comments and the full post content.
You are viewing a comment permalink. View the original post to see all comments and the full post content.
Comments (113)
Joseph Knecht, Brandon put "realizability" in the territory, whereas Eliezer put "reachability" in the map. Compare and contrast:
Brandon: When we speak of "could" we speak of the set of realizable worlds [A'] that follows from an initial starting world A operated on by a set of physical laws f.
Eliezer: We've previously discussed how probability is in the mind... possibility is also in the mind.
It is not the case that Eliezer is criticizing Brandon for the same mistake that Eliezer made himself.