13:05 А=А, Identity and Difference 18:28 A=B, Digital Difference 20:10 a/b, the General Formula of the Digital, Digital Identity 29:00 A > B, Digital judgment 32:34 x is not a/b 36:10 A is incomparable with B 38:12 a/b ≡ c/d 41:27 A + A = A, Pure Quality 43:22 A = A′, Dialectics 46:13 A is A, Tautology 48:22 Sum 52:00 Q&A