Eliezer_Yudkowsky comments on The Nature of Logic - Less Wrong

21 Post author: Eliezer_Yudkowsky 15 November 2008 06:20AM

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Comment author: Eliezer_Yudkowsky 15 November 2008 08:29:15AM 1 point [-]

James, \z.(X(z)->Y(z)) is true when there is no element in our model for which X is true and Y is false. Or the raw statement X->Y is true in our model when Y is true in our model, X is false in our model, or both.