Revision as of 20:31, 31 March 2023 by Fire(talk | contribs)(Created claim: defining formula(P333): \begin{aligned}\Delta\circ\nabla&=\nabla\otimes\nabla\circ(\operatorname{id}\otimes\sigma\otimes\operatorname{id})\circ\Delta\otimes\Delta\\\epsilon\otimes\epsilon&=\epsilon\circ\nabla\\\eta\otimes\eta&=\Delta\circ\eta\\\epsilon\circ\eta&=\operatorname{id} \end{aligned})