Remark 5.5.2.10. Let $\operatorname{\mathcal{C}}$ be a simplicial category. Then there is a canonical isomorphism of simplicial categories $(\operatorname{\mathcal{C}}^{\triangleleft })^{\operatorname{op}} \simeq (\operatorname{\mathcal{C}}^{\operatorname{op}})^{\triangleright }$.
$\Newextarrow{\xhookrightarrow}{10,10}{0x21AA}$