wuthefwasthat comments on Second order logic, in first order set-theory: what gives? - Less Wrong

10 Post author: Stuart_Armstrong 23 February 2012 12:29PM

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Comment author: wuthefwasthat 23 February 2012 06:21:05PM *  3 points [-]

I don't think that's true. You may not believe that the set of functions is unique (in which case the notion of sets in bijection is no longer unique).