JoshuaZ comments on Change the labels, undo infinitely good improvements - Less Wrong

0 Post author: Stuart_Armstrong 01 November 2013 12:51PM

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Comment author: JoshuaZ 01 November 2013 05:20:15PM 3 points [-]

You can't sum an infinite series that doesn't converge. If you pretend you can, you get nonsense.

Almost. If you are careful about which series you pretend you can sum you can get meaningful results. Cesaro summation is the most obvious one. But this is to some extent a nitpick and your essential point is sound.