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Jul 20, 2017 at 18:32 vote accept BGJ
Jul 20, 2017 at 18:32 comment added BGJ Thank you a lot. This is exactly what I was looking for.
Jul 20, 2017 at 15:28 comment added Zahlendreher Or look at [Majid, Shahn. Braided groups. J. Pure Appl. Algebra 86 (1993), no. 2, 187--221]. Lemma 1.1. is a comodule version though
Jul 20, 2017 at 15:24 history answered Zahlendreher CC BY-SA 3.0