Arran_Stirton comments on Rationality quotes January 2012 - Less Wrong

9 Post author: Thomas 01 January 2012 10:28AM

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Comment author: Arran_Stirton 04 January 2012 04:05:28AM 0 points [-]

Sorry to be so ignorant but what is 3^^^3? Google yielded no satisfactory results...

Comment author: MinibearRex 04 January 2012 04:22:00AM 4 points [-]

http://en.wikipedia.org/wiki/Knuth_arrow

TheOtherDave's other comment summed up what it means practically. Also, see http://lesswrong.com/lw/kn/torturevsdust_specks/.

Comment author: Arran_Stirton 04 January 2012 04:47:27AM 1 point [-]

Ah thank you, that clarifies things greatly! Up-voted for the technical explanation.

Comment author: TheOtherDave 04 January 2012 04:18:07AM 1 point [-]

A number so ridiculously big that 3^^^3 * X can be assumed to be bigger than Y for pretty much any values of X and Y.