On Mon, 2013-07-29 at 16:26 -0400, Fool wrote:
> Curry's paradox hasn't gotten much attention in Agora. It came up in 
> discussion a couple of times, and in terms of usage in-game, all I found 
> was someone CFJing a free-floating sentence "If this sentence is true, 
> then I win." That was about 10 years ago.
> 
> Well, this isn't a free-floating sentence. I'm not claiming that I win 
> merely because I uttered "If this sentence is true, then I win", or the 
> mutually-referential version of that.
> 
> The sentences in question are not directly self-referential or even 
> mutually-referential. This is more of a Curry-flavoured confused deputy, 
> with rule 2337 as the deputy. It says that the author can destroy a 
> promise with notice IFF the sentence in its "destruction by author 
> condition" slot is true. So:
> 
>    - Sentence A: I can do Y.
>    - Sentence B: IF (I can do X), THEN (Z is true).
>    - Rule 2337 says that (I can do X) IFF (sentence A is true)
>    - Rule 2337 says that (I can do Y) IFF (sentence B is true)
> 
> As a result, R2337 says that (I can do X) IFF (IF (I can do X) THEN (Z 
> is true)).

You forgot the Gerontocracy. The "with notice" is modified by the Elder
objections, thus breaking your loop.

Also, Agora generally denies the law of the excluded middle; A iff B
does not imply that A and B are both true, nor that they're both false,
here. I'm not sure if it's reasonable to claim that sentence A is
neither true or false here (although that should at least get you a
trivial win by paradox), but I'm reasonable sure people will try.

Finally, any method that achieves dictatorships via locking players out
from gameplay for a week or more is typically frowned upon (there are
definitely cases where I and coconspirators could have done this, but
chose not to; being hated by the rest of Agora is generally not worth a
dictatorship). Unless it's aimed at one player specifically, and the
scam is an attempt to exact vengenance upon them, I guess. (That doesn't
happen very often, though.)

-- 
ais523

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