DanielLC comments on Back Up and Ask Whether, Not Why - Less Wrong

32 Post author: Eliezer_Yudkowsky 06 November 2008 07:20PM

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Comment author: DanielLC 16 October 2012 05:13:46AM 0 points [-]

Are you sure there's supposed to be a B'? It looks to me like you just need to calculate A' = BAB^-1. That way, when you take A' away, you get back to B instead of B'.